物理
運動學、受力分析、電學與方程推導。
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calculator what is the exact volume of the cylinder? 54π in³ 108π in³ 1…
324π in³ (the option with 324π in³)
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4. select the medical term for the condition shown, which causes the na…
D. Deviated septum
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which description indicates a problem with the social aspect of health?…
B. Barbara exercises regularly and eats nutritious food. She is very shy and keeps to herself all the time.
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a web page that integrates content and scripts from multiple websites t…
B. mashup
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select the correct answer which one of the following people has the mos…
A. Cathy is addicted to cigarettes
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what is the name of the programming methodology for the web that enable…
A. Ajax
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web feeds can be read using software called: a an aggregator. b a wiki.…
A. an aggregator
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what is the term for a computer - based method of communication in whic…
D. Instant messaging (IM)
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what is the term for the concept referring to the changing trends in th…
D. Web 2.0
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what is the term that refers to a persons ability to use technology whi…
D. Mobile computing
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a civil engineer analyzes percentage data about a region’s bridges curr…
D. >100
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what is a common human activity that can sometimes trigger earthquakes?…
B) Mining
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which type of wave travels fastest during an earthquake? a) surface wav…
1. C) P-waves 2. B) Volcanic eruptions 3. B) Along plate boundaries
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which type of wave travels fastest during an earthquake? a) surface wav…
C) P-waves
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which of the following is an example of a positive impact of rhetoric? …
to enforce human rights
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what is the main cause of most earthquakes? a) erosion b) tectonic plat…
B) Tectonic plate movement
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practice: calculate the following using the formula for acceleration: a…
$4\ \text{m/s}^2$ north
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whats the value of an extended metaphor?
An extended metaphor deepens meaning, creates sustained thematic resonance, and immerses readers in a cohesive, imaginative framework that reinforces a writer's message or perspec…
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fill in the blank: fill in the blank with the correct words. the majori…
1. The majority of earthquakes are caused by the movement of **tectonic** plates. 2. The place on Earth's surface directly above the earthquake's focus is called the **epicenter**…
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base your answer to question 6 on the passage below and on your knowled…
(4) understanding the impact of geographic factors on the fight for Colombia’s independence ### Question 7
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22. what happens at a divergent boundary involving 2 oceanic plates? wh…
1. **Geologic process**: The two oceanic tectonic plates move apart from one another. Molten magma from the mantle rises to fill the gap created by the separating plates, and cool…
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26. which ocean is currently growing due to plate movement? pacific atl…
Atlantic
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23. true or false. the inner core is liquid. true false
False
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21. where are the convection currents that move the plates? crust mantl…
Mantle
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20. when continental and oceanic crust converge, which crust will subdu…
Oceanic
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19. which type of crust is more dense? oceanic continental
Oceanic
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18. true or false. the earths magnetic field is caused by the outer cor…
True
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24. why are there so many volcanoes on the western coast of the america…
Two converging plates (oceanic and continental) form the volcanoes.
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33. where is the youngest rock on the ocean floor located? at mid - oce…
at mid-ocean ridges
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17. ture or false. marie tharp discovered the first evidence of mid oce…
True
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16. according to the property of paleomagnetism, ____. ocean rocks, reg…
iron-rich rocks show the location of the magnetic poles at the time of their formation
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32. where is the epicenter of an earthquake with respect to its focus? …
The epicenter is on the surface of Earth, directly above the focus.
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31. what instrument is used to study and locate an earthquake? quake me…
seismometer
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14. which of the following was not used in support of the continental d…
paleomagnetism
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30. the supercontinent that wegener proposed was named ____. gondwana p…
B. Pangaea
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29. the hawaiian islands formed because of ____. ○ a rift valley ○ a ho…
B. a hot spot
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28. which of the following is not fossil evidence that supports wegners…
The fossils that are found on one continent can be very different from those on another continent.
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001 (part 1 of 2) 10.0 points the arm of a crane at a construction site…
001: $2480\ \text{N·m}$ (rounded to reasonable precision) 002: $310\ \text{N}$ (rounded to reasonable precision)
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27. which of the following describes what earths core is made up of and…
Earth's core is made of iron and nickel because they are the densest elements that make up the Earth.
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26. which of the following does not provide evidence of seafloor spread…
D. subduction zones at the mid-ocean ridges
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25. why is earths inner core solid? earths inner core is a solid becaus…
Earth's inner core is solid because of the pressure from the layers above it.
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24. one theory about how plate tectonics occur is called ridge push. to…
a force causing plates to move away as new magma rises up and forms new ocean crust
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23. which of the following does not describe earthquakes? they occur on…
D. They occur most often in the middle of a large tectonic plate.
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001 (part 1 of 2) 10.0 points the arm of a crane at a construction site…
Part 1: $\approx 2480\ \text{N·m}$ (or $2484\ \text{N·m}$ for more precision) Part 2: $\approx 310\ \text{N}$
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22. which layer of earth is made up of the tectonic plates, which hold …
the lithosphere
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71. seafloor spreading occurs because molten material rises up from the…
C. in the mid-ocean ridge
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20. a ____ is a landform that develops when thin, runny lava travels th…
A. lava plateau
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19. the process of recycling involves ____ energy input than the mining…
A. less
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18. why are fossil fuels classified as nonrenewable resources? they are…
They are nonrenewable because they take hundreds of thousands of years to form.
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select the correct answer. which sequence shows the different types of …
A. radio waves, microwaves, visible light, x rays
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17. what do scientists think is the major driving force behind plate mo…
slab pull
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select the correct answer. the frequency of which type of electromagnet…
E. ultraviolet rays
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12 in what way did the american colonies benefit from salutary neglect?…
A. It allowed them to avoid mercantilist policies and make higher profits.
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16. how long do experts predict earths coal reserves to last until they…
one hundred years
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select the correct answer. paul is driving his car on a sunny afternoon…
C. glasses that can block horizontally polarized light
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15. which of the following was not used by wegener as evidence for cont…
thickness of ice in Antarctica
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select the correct answer what kind of image is formed when an object i…
B. virtual, upright, and larger
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13. the point along a fault where an earthquake originates is the _____…
focus
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what is the purpose of metaphor?
The purpose of metaphor is to: 1. Explain abstract/complex ideas by linking them to familiar concepts 2. Make language more vivid, creative, and engaging 3. Evoke emotional respon…
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select the correct answer. what is true about the refractive index of a…
D. It is independent of any change in angle of incidence or angle of refraction.
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12. which types of plate movements create a \conveyer belt\ effect amon…
ridge push and slab pull
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base your answers to questions 20 and 21 on the speech below and on you…
1. He is using Enlightenment ideas to highlight unfair treatment by the French. ### Question 21
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11. what type of plate boundary forms a rift valley? - divergent betwee…
divergent between two continental plates
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10. which of the following resources is formed from buried swamp plants…
B. coal
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9. two plates slide against each other at a _____ boundary. ○ divergent…
transform
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select the correct option light incident on a thin surface is partly re…
D. The incident ray is vertically polarized whereas the reflected ray is unpolarized
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8. a _____ forms when an underground magma chamber collapses. options: …
A. caldera
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7. rift valleys are formed from ____. ○ divergent oceanic boundaries ○ …
B. divergent continental boundaries
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select the correct answer. under which condition does a light ray strik…
C. when the incident ray passes through the focal point
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select the correct answer. light incident on a polarizer is then passed…
B. The light waves are completely blocked.
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6. what is one disadvantage of nuclear power? nuclear power plants do n…
Nuclear power plants produce radioactive wastes.
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5. karen decides to shop at a thrift store to furnish her new apartment…
reuse
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select the correct answer. light rays from an object after passing thro…
D. at a great distance, effectively infinite
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practice test 7 15 of 19 sara woke up screaming, in a cold sweat. her h…
night terrors.
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3. which statement describes a volcano with magma that is high in silic…
A. It will probably erupt explosively.
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2. which of the following is a nonrenewable resource? geothermal energy…
D. natural gas
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malcolm often experiences overwhelming feelings of sleepiness. in fact,…
C. narcolepsy
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24. which statement is the correct particle arrangement for an atom? a)…
B) Protons & neutrons in nucleus; electrons outside ### Question 25
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3. if a layout in geogebra includes parallel lines, what tool can be us…
b. Angle tool
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34. which of the following terms is not used to describe a minerals cle…
C. jagged points
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33. the largest igneous intrusion is called a(n) ______ sill dike obsid…
D. batholith
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which of the following is true of hypnosis? - the hypnotized person can…
B. The hypnotized person can cooperate but cannot be convinced to do things against his or her will.
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30. what information is given by a contour line on a topographic map? j…
the elevation and the shape of land
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29. which of the following does not describe a metallic mineral resourc…
D. They are known as native elements.
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78. the type of renewable resource that produces energy through burning…
A. biomass
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35. polarization occurs when a) electrons leave the atom b) the nucleus…
C) Electrons shift slightly within atoms ### Question 36
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27. which of the following is not a disadvantage of wind energy? the tu…
C. It produces pollution.
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which of the following is a negative effect of marijuana? ○ it is physi…
D. All of the above are negative effects
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8.1 circular motion 1. what are the units of measurement for tangential…
Tangential speed units: Distance per time (e.g., $m/s$, $km/h$). Rotational speed units: Rotations per time (e.g., $rpm$, $rad/s$). ### Question 2
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25. which of the following is a metamorphic rock that forms from limest…
marble
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24. wind turbines, solar panels, and geothermal are examples of renewab…
A. The energy from the sun, Earth, and wind will not run out.
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23. what processes are involved in metamorphic rock changing into igneo…
melting and cooling
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22. the texture formed when magma has a large amount of dissolved gases…
D. vesicular
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30. static electricity occurs when a) protons move b) neutrons change c…
D) Electrons transfer ### Question 31
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21. what is the most widely used renewable resource in the united state…
hydroelectric power
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19. which mineral can be used to treat burns and prevent the spread of …
D. silver
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18. what part of a map indicates directionality? title legend compass r…
C. compass rose
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16. sedimentary rocks that form from large rounded sediment fragments a…
A. conglomerate
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14. heat and pressure deep beneath earths surface can change any rock i…
metamorphic
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29. when two socks come out of the dryer, one sock has a charge of -10 …
A. \(6.1\times 10^{-20}\ mN\) ### Question 30