物理
运动学、受力分析、电学与方程推导。
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what energy level and orbital shape are represented by the principal qu…
A 5f orbital
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this is an example of an \s\ orbital. how many s orbitals can exist in …
1
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what type of orbital does this image represent? d orbital p orbital s o…
S orbital
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which of the following is an impossible set of quantum numbers? 1, 0, 0…
2, 2, -1, +½
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what is the arrow pointing toward in this d orbital? the yz lobe of the…
D. The nucleus of the atom.
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what type of orbital does this image represent? f orbital p orbital s o…
P orbital
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the electromagnetic spectrum and electronic transitions coulombic inter…
statement II: The He⁺ ion has a higher proton-to-electron ratio.
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the electromagnetic spectrum and electronic transitions radiation wavel…
435 nm
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the electromagnetic spectrum and electronic transitions electronic tran…
statement III: The transition requires the absorption of a photon to overcome the attractive force between the protons in the nucleus and the electron.
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the electromagnetic spectrum and electronic transitions frequency of li…
1.25×10¹⁵ s⁻¹ (Option: 1.25×10¹⁵ s⁻¹)
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ditional details were added for this assignment. review the research qu…
C. What are health benefits of exercising?
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o additional details were added for this assignment. the funding of the…
Yes, Joshua's reasoning is sound because it uses a valid source to show that the library will have to cut services that benefit the entire community.
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which statement explains the basis of electronegativity? larger atoms c…
Electrons in the same shell are more attracted to nuclei with a higher number of protons.
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a bus approaching a bus stop * 1 point will have .... average accelerat…
negative acceleration
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* 1 point if an object moves with constant acceleration, its velocity m…
change by the same amount each second
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a train named iris starts from rest and accelerates uniformly until it …
4.4 km.
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patricia is piloting an airplane * 1 point that increases its speed at …
C. 4.0 s
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the position vector of a particle changes with time according to the re…
30ti+(-40t)j
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chantelle is riding his bicycle towards the east. which of the followin…
constant non-zero velocity and changing acceleration.
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clara dropped a palm fruit to the ground from the top of a tree 45 m ta…
$3$ seconds
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nyamekye is driving his car in a straight line such that for a short ti…
$\boldsymbol{38\ \text{m/s}^2}$
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kwafobea is walking along a straight path on an axis in which moving fr…
A. 15 m, 49 m
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how much longer is the duration in the atmosphere for nitrous oxide as …
for Question 1: Nitrous oxide remains in the atmosphere 109 years longer than methane. ---
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what is the index of refraction? the difference between the angle at wh…
the ratio of the speed of light in a vacuum to the speed of light in the material it is passing though
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refer to the image shown to answer the question. if a light ray strikes…
70 degrees
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here are sketches of four atomic electron orbitals: a b c d are any of …
Are any of them s orbitals? yes List the s orbitals, if any. D Are any of them p orbitals? yes List the p orbitals, if any. B, C
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in progress check for understanding: civil engineering not graded direc…
True
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someday we all have robots that will be our personal servants. they wil…
c) Robots will look and behave much like real humans. --- ### Question 18
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main idea and supporting details | wayground 14. niagra falls is one of…
c) Niagra Falls is one of the most beautiful sights in North America
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10. which sentence is a supporting detail that recycling is important? …
b) Recycling paper saves trees from being cut down.
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all mixers feature a tool that moves around the bowl to do the mixing f…
C. an agitator
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what is the first step in learning how to properly prep your station?(1…
Identifying the tools of the cooking trade, what you will need and how you can best organize them for your purpose
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what kind of mixer has a spiral-shaped agitator, doesnt have many attac…
horizontal mixer
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by placing an oven thermometer on the rack (or hanging it), you can ver…
B. temperature
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what type of mixer uses an agitator that is set away from the center of…
planetary mixer
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a ______ has a strong motor and a covered bowl because it is used for c…
B. vertical cutter mixer
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in progress check for understanding: mechanical engineering not graded …
False
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suzanne is excited about the new pizza oven that is being installed in …
D. 600°F
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what kind of oven is great for roasting meat like chicken because the h…
convection oven
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decide how the sketches below would be listed, if they were listed in o…
- Bottom-left sketch: 1 (strongest) - Top-right sketch: 2 - Bottom-right sketch: 3 - Top-left sketch: 4 (weakest)
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decide how the sketches below would be listed, if they were listed in o…
1. (Strongest) - Bottom-left sketch (+3 and -1, distance 1 unit) 2. - Top-left sketch (+2 and -1, distance 1 unit) 3. - Top-right sketch (+2 and -1, distance 2 units) 4. (Weakest)…
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in progress check for understanding: the metric system not graded direc…
$10^{-3}$
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labeling the water cycle place each step of the water cycle in its corr…
- Cloud box: Condensation - Ocean upward arrows box: Evaporation - Tree upward arrows box: Transpiration - Mountain falling water box: Precipitation - Mountain downhill flow box: …
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14 the drawing of a building, shown below, has a scale of 1 inch to 30 …
C. 37.5
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ch. 11 review identify: 1. seven days battle 2. battle of shiloh 3. sec…
Section: 8. Robert E. Lee was a Virginia native; he refused Union command out of loyalty to his home state after Virginia seceded. 9. Suspending habeas corpus allowed the governme…
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question 48 2 points samek was driving to work when he suddenly felt pa…
narcolepsy
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question 47 2 points tayla smokes marijuana. at first, just a few inhal…
tolerance
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question 14 1 pts according to the video lectures for this topic, what …
The Washington Post Newspaper
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a formula is used in the medical field to estimate a persons body surfa…
a. $A \approx 2.17$ square meters b. $w \approx 66.46$ kilograms
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study the image, which shows an air mass moving through the eastern uni…
humid conditions and rain
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how does increasing the amplitude of the wave affect the volume (loudne…
Increasing the amplitude increases the volume.
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which kind of weather usually forms over the northwest united states in…
fog
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question 37 2 points parsons and her colleagues are doing a study compa…
functional magnetic resonance imaging (fMRI)
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question 5 which gif shows the lower frequency sound wave?
The top GIF (the upper animation with more widely spaced circular wavefronts) shows the lower frequency sound wave.
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item a item b which fronts are shown? ○ item a shows a cold front, and …
Item A shows a stationary front, and item B shows an occluded front.
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what happens to the air particles as the sound wave travels through the…
They vibrate in place.
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you did not get all 6 questions correct. try again!be sure to use the s…
The speaker vibrating the air particles
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42 minutes remaining19 of 50 questions remainingtest contentpage 32 of …
depressant
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question 31 2 poi selective serotonin reuptake inhibitors (ssris) are d…
depression, obsessive-compulsive disorder Note: While SSRIs are FDA-approved for both depression and obsessive-compulsive disorder, depression is the most common condition they ar…
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question 2 1 pts according to the video lecture on this topic, how migh…
A. Analyze the extensive data the justice department and federal government has collected about police using deadly force and use it to conclude that there is a racial difference …
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43 minutes remaining22 of 50 questions remainingtest contentpage 29 of …
hallucinogenic
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44 minutes remaining23 of 50 questions remainingtest contentpage 28 of …
D. suffers from chronic sleep deprivation
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psyc1101: introductory psychology (40348)chapters 3 and 4 test45 minute…
neurotransmitter
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intercontinental ballistic missiles made it possible for a country poss…
strike targets far away
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read the passage from a speech on vietnam given by president nixon in 1…
The US should not withdraw from Vietnam, because that would would cause problems elsewhere.
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circle the letter of the correct choice. 1. if two objects have the sam…
1. a. has greater thermal energy. 2. b. Temperature measures kinetic energy. 3. (Incomplete question, no answer available.)
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order the topics from broadest to narrowest.broaderambition as a destru…
1. ambition as a destructive force in British theatrical works 2. ambition as a destructive force in the plays of William Shakespeare 3. ambition as a destructive force in Shakesp…
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10. which of the following is the first step in river formation?water f…
D. Rainwater carves out a small gouge on a slope
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9. what term refers to a region where sinkholes and caves are close tog…
Karst topography
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8. a lahar that occurs when a volcano erupts is an example of _____.tal…
talus slope
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7. which of the following describes a mature river? ○ a river that form…
a river that is surrounded by a large flat floodplain
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5. a highland that separates watersheds from each other is called a ___…
D. divide
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4. which of the following is not a reason that sinkholes form? a cave c…
D. Water temperature increases
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3. what structure allows people who live at higher elevations to reach …
a perched water table
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order the topics from broadest to narrowest. broader the ecological con…
1. the consequences of tropical storms and hurricanes 2. the ecological consequences of hurricanes 3. the ecological consequences of hurricanes in the southern United States 4. th…
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2. to use groundwater, a well must be drilled ______ into the impermeab…
into the zone of saturation
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1. which of the following does not describe a levee?higher than stream …
a formation that increases flooding
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10. which of the following causes soil erosion?contour plowingplanting …
urbanization
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5. what type of dune forms when the wind comes from more than one direc…
d. a star dune
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8. when a sea arch erodes and falls in, a ______ is formed. sea stack h…
sea stack
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in what way did the new japanese constitution change the role of the em…
He was forced to declare he did not have divine power
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question 24 2 points terri schiavo went into cardiac arrest and her bra…
groan and move her eyes
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6. why are topsoil layers the thickest at the bottom of a mountain?rain…
Rainwater washes the topsoil down the mountain.
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4. what led to the dust bowl in the early 1930s?damming of riversover-p…
B. over-plowing the land
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3. weathering that occurs when iron-rich minerals become a dark red col…
B. oxidation
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2. what conservation method consists of creating step-like platforms on…
terracing
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1. why do sand dunes form?wind carrying sand grains crosses a depressio…
Wind carries sand grains, which hit an obstacle and collect in one place.
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question 22 2 points crack is regarded as more addictive than cocaine b…
smokable, so it reaches the brain more quickly
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question 20 2 points cocaine is considered a ______ drug because it ten…
D. stimulant
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ii. the distance of a planet from the sun in millions of miles, $d$, is…
19 million miles from the sun
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61 minutes remaining33 of 50 questions remainingtest contentpage 18 of …
A. lateralization
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what was significant about the united states victory at the battle of m…
B. It became a turning point in World War II
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1. the distance of a planet from the sun in millions of miles, $d$, is …
71 million miles
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63 minutes remaining36 of 50 questions remainingtest contentpage 15 of …
An individual's airway becomes blocked during sleep.
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how did the battle of the coral sea affect japans war effort?it led jap…
It halted Japanese expansion to the east.
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65 minutes remaining37 of 50 questions remainingtest contentpage 14 of …
C. parasomnias
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65 minutes remaining38 of 50 questions remainingtest contentpage 13 of …
pituitary gland
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why were the british able to win the battle of britain? their radar equ…
A. Their radar equipment was effective.
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66 minutes remaining39 of 50 questions remainingtest contentpage 12 of …
pancreas
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hitlers invasion of france meant that democracy was being gravely threa…
B. totalitarianism was a viable form of government