物理
運動學、受力分析、電學與方程推導。
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your team must design an area in your school where students can relax b…
red bricks
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what would be the effect of the uneven distribution of the suns energy …
The equator would be warmer than the poles.
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energy production environmental impacts of energy technologies bellwork…
| Renewable Benefits | Renewable Costs | Nonrenewable Benefits | Nonrenewable Costs | |---------------------|-----------------|------------------------|---------------------| | 1.…
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multiple-choice question what did the jansens do for a living (their jo…
They were makers of eye glasses for people with vision challenges.
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use the dropdown menus to complete the paragraph about how the troposph…
First dropdown: radiation Second dropdown: conduction Third dropdown: convection Fourth dropdown: current (Note: If the dropdown options include these terms, these are the correct…
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which statements represent convection? select two options. black asphal…
B. The movement of air in a hot - air balloon makes it rise into the sky. E. A house has high heating bills because the heat ends up in the attic.
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devon places sliced potatoes in a package of aluminum foil. he puts a m…
The food cooks inside the foil.
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scientists are trying to reduce the amounts of carbon dioxide and metha…
These efforts will decrease the amount of heat that the atmosphere traps.
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recalling the paths of sunlight use the drop - down menus to complete e…
1. The \boxed{ozone layer} absorbs ultraviolet light. 2. Most of the Sun's energy hits \boxed{the Earth's surface} directly. 3. Dust particles \boxed{scatter} short wavelengths, c…
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hayley is at the beach. she applies sunscreen to her skin to protect it…
ultraviolet radiation
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answer the following. (a) an astronomer’s infrared telescope is able to…
(a) 0.0000268 meters (b) $6.79 \times 10^{3}$ kilometers
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use the drop - down menus to identify the type of energy each phrase de…
s: 1. The shortest wavelength of visible light: (Corresponding to the region with shorter visible light wavelength, e.g., violet - related, region D) 2. Energy that can be felt as…
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other issues with galileo’s experiment. galileo did not take force into…
The force differs for each arrow because of Newton's Second Law (\( F = ma \)). The acceleration (\( a \)) due to gravity is constant for all falling objects. However, the mass (\…
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a homeowner mows the lawn every wednesday afternoon. sketch a rough gra…
The correct graph is the top-left option (the graph with upward-sloping segments between each Wednesday, starting at a closed circle and ending at an open circle for each weekly c…
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a pen is an example of which type of device? input handheld output circ…
A. input
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when an electromagnetic wave reaches a material boundary, different res…
- transmission: the wave crosses the boundary and travels through the material - absorption: the wave’s energy is taken in by the material and converted to another form - reflecti…
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which of the following is an example of a dual input/output device that…
B. Headset with microphone
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which of the following best describes what input is? a way for humans t…
C. A way for humans to give information to a computer
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when an electromagnetic wave reaches a material boundary, different res…
transmission ### Second Row (Description: the wave’s energy is taken in by the material and converted to another form)
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a printer is an example of which type of communication device? input ha…
C. output
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which of the following could be considered both input and output? keybo…
A file on your computer
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question: ____ is the study of earth’s atmosphere, or the mass of air t…
Meteorology
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select the true statements about sound waves. choose 2 answers: a diffe…
A. Different sound waves can have different amplitudes and frequencies. C. Human ears cannot hear all sound waves directly.
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question: whats an observation of how elements in nature behave under c…
Scientific law
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unit test match each periodic wave property with its description by dra…
- Frequency: number of wave cycles that pass a point in a given amount of time - Wavelength: distance from the beginning of one wave cycle to the beginning of the next cycle - Amp…
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15. ramps a 60 - foot ramp rises from the first floor to the second flo…
15.5 feet
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question: a group of scientists measures the depth of a pond daily for …
B. A line graph
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select the true statements about electromagnetic waves. choose 2 answer…
A. Electromagnetic waves don't need a matter medium to travel through. D. Different parts of the electromagnetic spectrum have different frequencies and wavelengths.
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what do the arrows on the map show? they show where the finish lines fo…
D. They show the different places one travel bug went.
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14. many pacific atolls consist of a ring of low coral islands surround…
lagoon ### Question 15
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oceans and seas - review ill in the blanks using the words in the word …
marine ### 2.
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galileo and gravity galileo thought that if you dropped two objects fro…
Galileo likely used logical deduction and study of motion principles (like analyzing free fall, gravity, and air resistance's minimal impact in his setup) to predict the objects w…
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gravity gravity on earth can be simply represented as a (g). the streng…
The object will be moving at a speed of \( 98.1\space m/s \) after 10 seconds.
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a blood test indicates the presence of a particular disease 99% of the …
C. 0.855
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\why do good people do bad things\: why does the author include expert …
To provide credibility and support each cause with professional insight
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\lamb to the slaughter\: which quotation best supports the theme that p…
A. "She simply walked up behind him and swung the big frozen leg of lamb."
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\lamb to the slaughter\: what is most ironic about the police officers …
They think the weapon is "probably right under our noses" while eating it.
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4. the river that flows north into the beaufort sea? 5. river that drai…
4. Mackenzie River 5. St. Lawrence River
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\lamb to the slaughter\: what does marys behavior at the grocery store …
She is capable of calm planning even under stress.
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3. the river that flows past the city of vancouver? _______________
Fraser River
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which units can be used to measure length or distance? check all that a…
B. meter C. kilometer E. inch
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consider the following figure. complete the sentence describing the fig…
25
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select the correct answer. which quote from frankenstein brings out the…
B. "I may die, but first you, my tyrant and tormentor, shall curse the sun that gazes on your misery. Beware, for I am fearless and therefore powerful."
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4. part b: which quote from the text best supports the answer to part a…
D. "there was a moment I realized that things had gone too far. He was in a restaurant and looked around and saw literally everyone was looking at their phones." (Paragraph 35)
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1. based on your study session for the ptce, provide an example of an o…
An example of an OTC product a pharmacist may have recommended is Tylenol (acetaminophen), which can be used for pain relief (e.g., headache) or fever reduction. ### Question 2
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document 3: the gettysburg address source: lincoln gave this short spee…
s: 1. “Four score and seven years ago” refers to 1776, the year the United States declared independence (founding of the nation). 2. “A new birth of freedom” means the nation will…
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20°f = ______ °c note: re-read the instructions if you fail to remember…
s: - \(20^\circ\text{F}\approx\boldsymbol{-6.67^\circ\text{C}}\) - \(210^\circ\text{C}=\boldsymbol{410^\circ\text{F}}\) - \(180^\circ\text{C}=\boldsymbol{453.15\text{K}}\) - \(77\…
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what is it called in basketball if you move without dribbling the ball?…
Traveling (the option labeled "Traveling" among the choices)
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claims~evidence~reasoning for each topic, a claim or evidence is provid…
s: ### First CER - **Claim**: Excessive homework is detrimental to students' health and well - being. - **Reasoning**: The American Psychological Association's study is credible, …
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complete the explanation of this phenomenon. - white light is an electr…
### First blank (White light is an electromagnetic wave containing): White light is composed of multiple wavelengths corresponding to different colors (red, orange, yellow, green,…
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this diagram is a model of earths features at a plate boundary. use the…
- Top left label (pointing to the raised ridge structure): mid-ocean ridge - Top right label (pointing to the central trough): rift valley - Bottom label (pointing to the top rock…
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13. the mass of 4 large zucchini is about 2 kilograms. about how many g…
500 grams
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mr. hyde was pale and dwarfish, he gave an impression of deformity with…
D. The characterization of Mr. Hyde reflects the focus on horror and strong emotions in gothic fiction.
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two motorcycles are moving through an intersection. the kinetic energy …
The black motorcycle's mass is equal to the red motorcycle's mass. The black motorcycle's speed is greater than the red motorcycle's speed. The black motorcycle's kinetic energy i…
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two people are skating on a frozen lake. the kinetic energy of each ice…
Florence's mass is equal to Zack's mass. Florence's speed is greater than Zack's speed. Florence's kinetic energy is greater than Zack's kinetic energy.
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use the document below to help you answer question 13. worcester vs. ge…
The Supreme Court ruled that the Cherokee nation is a distinct community occupying its own territory where the laws of Georgia have no force. Georgia's actions interfering with th…
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remediation tool low complexity ss.7.cg.3.10: identify sources and type…
G. Common Law ### Question 3
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president lincoln did me the honor to invite me to discuss the best way…
Lincoln was worried that Northerners opposing the war would force him to accept an early peace (leaving non - escaped slaves in slavery) and about the increasing opposition to the…
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the angle of depression of one side of a lake, measured from a balloon …
The width of the lake is approximately \(\boldsymbol{2226}\) feet (or more precisely, using calculator - derived tangent values: \( \frac{2500}{\tan(27^\circ)}-\frac{2500}{\tan(43…
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which of the following points does green make in explaining why native …
- History is often messier and more complicated than our cultural myths allow. - Studying Native Americans helps us understand the essential roles they played in early English set…
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say to the king i would attend his leisure for a few words. servant mad…
The line "Where our desire is got without content" means that Lady Macbeth and Macbeth have achieved what they desired (such as attaining the throne) but still feel unfulfilled an…
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which of the following best describes greens summary of \captivity narr…
D. Although they were enormously popular in reinforcing Christian values, they weren't unanimous in their anti - Native portrayals.
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16. write the missing numbers in the table. kilograms | grams 1 | 1,000…
The completed table is: | Kilograms | Grams | |-----------|--------| | 1 | 1,000 | | 2 | 2,000 | | 3 | 3,000 | | 4 | 4,000 | So the missing numbers are \( 2000 \) (for 2 kilograms…
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which is an example of erosion? (1 point) water in a river smoothing do…
Sand being pulled away from a beach by waves. (the option with "Sand being pulled away from a beach by waves.") ### Second Question (What does physical weathering involve?)
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earth has a great variety of surface features that are caused by weathe…
D. tree roots breaking rocks into smaller pieces of rock
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sediment is... (1 point) the breaking apart, wearing away, or dissolvin…
B. material that comes from the weathering of rock (assuming the options are labeled A, B, C, D with the second option as B)
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weathering is... (1 point) the breaking apart, ○ wearing away, or disso…
A. the breaking apart, wearing away, or dissolving of rock. ### Second Question (What is it called when weathered rock is carried away?):
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how many boards are needed to build a fence that is 150 inches long? sh…
To determine the number of boards, we need the length of one board (\( l \)). The formula is \( \text{Number of Boards} = \frac{150}{l} \). For example, if \( l = 10 \) inches, th…
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test still i rise - maya angelou you may shoot me with your words you m…
7. To emphasize the severity of others' cruelty, and create a stark contrast with the speaker's unbroken resilience. 8. The "you" represents oppressive forces that want to suppres…
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white sunlight enters a triangular glass prism. rainbow colors are visi…
multiple frequencies ### Second blank (When the light reaches the boundary between air and glass, it...):
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white sunlight enters a triangular glass prism. rainbow colors are visi…
- White light is an electromagnetic wave containing $\boldsymbol{\text{all visible wavelengths (or all colors of the visible spectrum)}}$. - When the light reaches the boundary be…
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drag the correct next page to find meter to the food e the key on the 1…
1. Raw Chicken (Image 1) → Thermometer with \(165^\circ\) 2. Steak (Image 2) → Thermometer with \(145^\circ\) 3. Eggs (Image 3) → [Assuming the appropriate, but based on food safe…
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question 5 of 5 in a lab, a scientist is running an experiment on a sam…
D. 32
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a model of the electromagnetic spectrum is shown below. rank the follow…
From highest frequency to lowest frequency, the order is: X - rays, visible light, infrared, radio. So the ranking (filling the boxes from highest to lowest, with the first box be…
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short exam questions 1. provide two definitions of intelligence - led p…
1. - "Intelligence-led policing is a collaborative enterprise involving both law enforcement and the community that focuses management and investigative resources on the known or …
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another example! how many grams of apples are needed to make 1 liter of…
6000 ### Question 3:
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multiple-choice question what effect did lincolns emancipation proclama…
B. Shifted the Union’s focus to make slavery a primary goal
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synopsis: both lady macbeth and macbeth express their unhappiness. macb…
### Meaning of "Naught’s had, all’s spent, Where our desire is got without content": We've gained nothing and exhausted everything, for our desire (power) was achieved but brought…
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to estimate the height of a tree, adele waited until the tops of the sh…
\( 2.9 \)
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name: weather instruments match the name of each weather instrument on …
1. c. measures air temperature ### 2.
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julianna blows air into a balloon to inflate it. what can be known abou…
B. They are moving constantly at high speeds.
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the greenhouse effect: - the greenhouse effect is a ______ phenomenon t…
To solve the fill - in - the - blanks about the greenhouse effect, we analyze each blank based on the knowledge of the greenhouse effect: ### For the first blank: The greenhouse e…
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read this passage: many manufacturers prefer plastic as a material for …
B. By highlighting the weaknesses of plastic in order to show that aluminum is superior
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which statement best describes the atoms in a gas? they vibrate in plac…
D. They move freely in all directions.
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which statement best describes the atoms in a solid? they are held toge…
A. They are held together by strong attractions.
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Question was provided via image upload.
First blank: most (or a large portion, commonly stated as "most" in basic explanations) Second blank: CFCs (Chlorofluorocarbons) (or "chlorofluorocarbons" or "ozone - depleting su…
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china experienced a great deal of change under mao zedong and after his…
# Brief Explanations: To solve this, we analyze the policies and actions of Mao Zedong's era and the period after his death: - **China under Mao**: - *Enforced communism*: Mao
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Question was provided via image upload.
To solve the fill - in - the - blanks related to the greenhouse effect and ozone depletion, we use our knowledge of environmental science concepts: ### Greenhouse Effect Blanks: 1…
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give the location of boston as an ordered pair (x, y).
$(x,y)=(8,6)$
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question 23 on a p&id, a thick solid line indicates ____. ○ process pip…
process piping
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figure 10-2 in figure 10-2, the loop number is ______________.
401
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question 20 4 pts the diac and triac are both bidirectional. true false
True
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question 19 4 pts the scr is an unidirectional device. true false
True
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when the diac has turned on, the voltage drop across its terminals is _…
less than
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4. calories burned function c(x) gives the number of calories burned af…
To solve this, we interpret the function \( C(x) \) which represents calories burned after \( x \) exercises. Let's analyze each part: ### Part a #### i. \( C(5) < C(2) \) - **Exp…
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in normal operation, base two of a ujt is always connected positive wit…
True
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question 16 4 pts once triggered, the gate of the _______ loses control…
C. both A and B
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for a triac to conduct for one complete cycle of a sine wave, ______. t…
the gate must be pulsed at 0 degrees and at 180 degrees
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the term thyristor includes all the semiconductor devices which show in…
True
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to turn off an igbt, a _______ voltage is applied to the gate. negative…
A. negative