物理
運動學、受力分析、電學與方程推導。
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thermometer student response measure in °c = measure in °f =
(for blue thermometer, °C): \(-5\)
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drag and drop the words or phrases that accurately complete the paragra…
To solve this, we analyze each blank: 1. First blank: Scientists need units for measuring space objects. "measurement" fits as units of measurement. 2. Second blank: Objects in sp…
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read the excerpt from common sense. \some massanello may hereafter aris…
A. force
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during a lightning discharge, 35.8 c of charge moves through a potentia…
\( 1.07\times 10^{10} \) (rounded to three significant figures) or \( 1.06684\times 10^{10} \) (exact value from calculation)
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drag and drop the items to accurately place them in order based on thei…
2. planet 3. star 4. solar system 5. galaxy 6. universe
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read the excerpt from the crisis, number i. ot a man lives on the conti…
D. "that my child may have peace"
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select the statement that accurately compares the relative sizes of two…
A. A solar system is larger than a planet because a solar system is made up of a star and all the planets that revolve around it.
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29. assume that the micrometers in the following illustration are 0–1″ …
To solve the micrometer reading, we follow these steps: ### Step 1: Identify the main scale reading The main scale (stationary scale) of a 0 - 1" micrometer has markings every 0.0…
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true or false 1 point the best map to take with you on a hike would be …
True
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which of the following are examples of the astronomical bodies that exi…
A. comets B. planets C. galaxies D. solar systems
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section: behavior of gases describing gas behavior ______ 1. what state…
c. gas ### Question 2
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the water displacement method is used to find the mass of an irregularl…
FALSE
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24.1 electric potential electric potential energy is defined in a simil…
both the electric and gravitational forces are conservative forces.
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what is the base unit of mass when using the metric system? a kilogram …
a. kilogram
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multiple choice 1 point an area on a map that shows symbols and what th…
B. Legend (assuming the options are labeled as A. Title, B. Legend, C. Scale, D. Menu; since the correct component for symbol - meaning explanation is Legend)
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the amount of space that a substance or an object takes up is called bl…
volume
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what is the base unit of volume when using the metric system? a cubic m…
a. cubic meter or $m^3$
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which of the following would allow you to find the volume of an irregul…
b. water displacement
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multiple choice 1 point which theme of geography best fits the example:…
Movement (the option corresponding to "Movement" among the given choices)
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is a term that refers to the amount of space that a substance or an obj…
Volume
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multiple choice 1 point the directions north, east, south, and west are…
The correct option is the one with "Cardinal Directions" (the first option among the four choices presented, corresponding to the label "Cardinal Directions" in the multiple - cho…
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type your answer. explain your answer using 2 to 3 sentences. imagine y…
The environmental challenge I would investigate is climate change. The evidence that I would look for to identify the challenge includes long - term temperature records showing ri…
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which of the following is not matter? a sound b plant c cloud d feather
a. Sound
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multiple choice 1 point the zero degree line of longitude that separate…
The Prime Meridian
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22 true or false 1 point a hemisphere is half of the earth and there ar…
True (the option "True")
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quick practice: waterfall: type your answer but don’t press enter until…
Similarity: Both buildings have rectangular - shaped wall sections (long rectangles) as part of their structure. Difference: One building has a triangular - shaped roof (e.g., a h…
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10. which of the statement is true about increasing land and ocean temp…
C. An increase in global land and ocean temperatures will result in higher rates of evaporation
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9. how has human activities such as combustion of fossil fuel affect th…
The correct option is: "It has increase atmospheric carbon" (assuming the option is labeled appropriately, e.g., if the second circle - based option is "It has increase atmospheri…
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-9.56 × 10⁻³ j of work is required to move 1.33 μc between points a and…
\( \approx - 7188\space V \) (or if considering the magnitude of potential difference between the points, \( 7188\space V \))
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match the number of each continent above with the correct name.
To solve this continent - number matching problem, we can use our knowledge of the shapes and locations of the continents: ### Step 1: Analyze the continent marked with 7 Looking …
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which of the following potential solutions could best be used to help a…
B. using community - based cooperation and regulating shared natural resources
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multiple choice 1 point the study of the earth and people who live on i…
A. Geography
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2. a common and chronic disorder that occurs in the teen years is calle…
acne
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multiple choice 1 point 17 the part of a map that shows directions is c…
Compass Rose (the option with "Compass Rose" text)
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read the passage. there are several questions about this passage. from …
3. "They will be here as the nasturtiums put out their first brave leaves." (Paragraph 5) 4. "Hummers are built for heat and the sweet profusion of flowers." (Paragraph 6)
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which us region has a population that is most likely to be dominated by…
C. the Northeast
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read the passage. there are several questions about this passage. from …
3. The migration provides an example of the wisdom of nature. ### Part B
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multiple choice 1 point what theme of geography explains the spread of …
A. Movement
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which of the following best describes the environmental challenge of po…
D. an undesired change to air and water resources
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multiple choice 1 point which type of map would be most helpful in veri…
A. Political
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what is the mass of a can of soup? select the best estimate. 12 tons 12…
12 ounces
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section: three states of matter 1. what are the three most familiar sta…
The three most familiar states of matter are solid, liquid, and gas. ### Question 2
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why do experts use one kind of explosive for steel columns and another …
A. Experts must put explosives in holes for steel columns but wrap explosives in mesh for concrete columns.
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question 4 what state of matter has a definite shape and definite volum…
B. solid (assuming the options are labeled as A. liquid, B. solid, C. gas, D. none of the above)
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practice - for each scenario below, identify the control, the independe…
- Control(s): Cars (same make, model, year), initial speed (30 MPH) - Independent Variable: Type of tires - Dependent Variable: Stopping distance (or time to stop) - Is this test …
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which of the following statements is the best example of a person’s eco…
D. the impact of human activity on the environment, measured in terms of resources used
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the northern part of the midwest is referred to as the ust belt\ becaus…
F
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how do engineers solve the problem of using the smallest possible amoun…
Engineers test an amount of explosive on a column.
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over half of the african american population in the united states lives…
D. South
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use the following scenario to answer questions 1-5. smithville is a com…
Approximately 171.43 (per 100,000 females)
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describe mass, volume and density in your own words. enter text here:
- **Mass**: The amount of matter in an object. - **Volume**: The space an object occupies. - **Density**: Mass per unit volume ($\boldsymbol{ ho=\frac{m}{V}}$), describing how "co…
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test information description instructions multiple attempts this test a…
\( 2.64 \)
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use the following scenario to answer questions 1-5. smithville is a com…
112.5
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multiple choice listen which of the following factors contributes most …
B. the consistency of results across different settings and researchers
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m o’brien is the narrator of \ambush,\ but the uthor (tim o’brien) does…
B. It makes the story more interesting. ### Second Question (Open - Ended)
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matching 1 point match each of the 5 themes of geography with the state…
To solve this matching problem, we analyze each theme of geography and match it with the corresponding statement: ### 1. Location - Explanation: Location refers to the specific po…
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use the following scenario to answer questions 1-5. smithville is a com…
The cause - specific mortality rate for tuberculosis per 100,000 is \(140\).
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read the sentence. the protagonist’s demeanor was stolid, as opposed to…
C. not showing passion or feeling
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multiple choice 1 point which theme of geography best fits the example:…
Movement (the option corresponding to "Movement" among the given choices)
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3 multiple choice 10 points which of the following colors has the short…
B. Blue ### Question 4
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bryson is modeling a person in blockbench and wants to make use of symm…
Duplicating attachments
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match each word to its definition. investigates and analyzes the human …
- "investigates and analyzes the human society and social relationships" - A. social scientist - "investigates and analyzes Earth's atmosphere to understand the various processes …
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multiple choice 1 point which theme of geography best fits the example:…
B. Location
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earth’s surface the land we which forms the ______ mantle known as the …
To solve this matching problem about the hydrosphere, we analyze each term and its corresponding description: ### 7. Evaporation Evaporation is the process where liquid water (lik…
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a sound wave travels through iron at a rate of $5120\\ \\frac{\\text{m}…
\(18432\)
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multiple choice 1 point which theme of geography best fits the example:…
B. Place
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zion is working on his 3d model in blockbench. what hot key should zion…
B. Ctrl + Z (assuming the options are labeled with letters, and the second option is "Ctrl + Z")
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test information description instructions multiple attempts this test a…
False
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multiple choice 1 point which theme of geography best fits the example:…
C. Region (assuming the options are labeled as A. Place, B. Location, C. Region, D. Human - Environment Interaction, E. Movement; if the original option labels are different, adju…
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use the following scenario to answer questions 1-5. smithville is a com…
The crude mortality rate in Smithville per 100,000 is approximately 1166.67.
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tori started her first 3d modeling project using blockbench. in the edi…
viewport
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multiple choice 1 point the zero degree line of latitude that separates…
The Equator
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match each word to its definition. branch of science that studies the i…
1. branch of science that studies the impact of human activities on the environment - c. environmental science 2. a place where people tend to have higher average incomes, slower …
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10 multiple choice 1 point when greater pressure is applied to the acce…
A. progressive ### Question 11
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1. list the 5 steps in the scientific method.
1. Ask a Question (identify the problem to study). 2. Form a Hypothesis (propose a testable explanation). 3. Conduct an Experiment (test the hypothesis with controlled procedures)…
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3. what are the two factors that affect thermal energy?
Two factors affecting thermal energy are: 1. **Temperature** (average kinetic energy of particles; higher temp → more thermal energy for a given substance). 2. **Mass (or amount o…
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granville woodss invention improved the telegraph by allowing it to be …
on moving trains
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question 21 for a cause-specific death rate, the denominator is the tot…
B. False
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21. why is it important to clamp a workpiece to a workbench or drill pr…
To prevent the workpiece from moving during drilling, which ensures accuracy, protects the drill bit and workpiece, and prevents operator injury. ### Question 22
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which us region historically has been dependent on the entertainment, s…
A. the West Coast
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carlos started a new 3d modeling project using blockbench. he has worke…
Edit > Save
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1. complete the following paragraph with terms from the word bank. asth…
To solve this fill - in - the - blank problem about Earth's layers, we analyze each blank based on the knowledge of Earth's structure: ### Blank 1 The term that refers to all the …
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aniyah is using blockbench to create a 3d model using a variety of cubo…
B. edit mode (assuming the options are labeled as A. animate mode, B. edit mode, C. paint mode for clarity; the correct option is the one with "edit mode")
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2 multiple answer 1 point the vision used to judge depth perception is …
B. focal vison, D. paracentral vision ### Question 3 (Multiple Choice)
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15. newton lived over 300 years ago without modern technology. predict …
Space telescopes (and also powerful computers, but space telescopes connect to his astronomical/celestial mechanics work more directly from the given options).
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read the passage. there are several questions about this passage. from …
2. The author is eagerly awaiting the arrival of hummingbirds to the yard. ### Part B
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name handwriting chapter 2 tools and measurement 12. identify the parts…
- A: Fixed Jaw - B: Movable Jaw - C: Screw Mechanism (or Jaw Screw) - D: Handle ### Question 13: If a flywheel holder is not available, a(n) ____ can be used to hold the flywheel …
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12. identify the parts of the machinist’s vise in the following illustr…
vise (or holding tool, but the standard answer is typically "vise" or "clamp"—the precise term here is a **vise**) ### Question 14
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in physics, work is defined as ( f cdot d ) where ( f ) is the force ap…
A. \( 20 \cdot 60 \)
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question 14 2 points which of the following is not a key word in the de…
E. None of the above
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the thermal energy of matter depends on its _______. a mass. b temperat…
d. all of the above.
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thermal energy and temperature both relate to the amount of blank energ…
kinetic
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question 12 what most likely happens to incidence and prevalence of zom…
D. Both incidence and prevalence decrease.
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what term is used to describe the total kinetic energy resulting from t…
Thermal Energy (or Heat Energy)
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which choice has the least thermal energy? a swimming pool full of cool…
d. cup of hot cocoa
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in a recent study of dental erosion in 5-year-old children, 190 healthy…
67.54 (or if we round to a whole number, 68. But based on the calculation $\frac{77}{114}\times100\approx67.54$)
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question 161 1 pts disinfectants and cleaning solutions are hazardous s…
True ### Question 162
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which one has the most thermal energy? a \tan ice cube in a glass of le…
d. a bathtub full of warm water
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in physics, what is defined as the average kinetic energy of the partic…
Temperature
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multiple-choice question how many solar systems are there? there are bi…
A. There are billions.