物理
運動學、受力分析、電學與方程推導。
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in movie theaters, they build the walls between theaters with materials…
Materials that absorb sound waves.
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visible light is which type of wave? seismic mechanical electromagnetic…
C. electromagnetic
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multiple select question select all that apply the strategy of reframin…
- looking at a problem or situation from a different point of view - stepping back from a situation and finding a new way to think about it - considering other ways to more ration…
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multiple select question select all that apply failing to recognize and…
- irrational thoughts - hasty decisions - acting out
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what is a major advantage of wind energy? it is a clean and renewable e…
A. It is a clean and renewable energy source.
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• ______ and ______ are alike because... • ______ and ______ are simila…
- **Potential Energy** and **Kinetic Energy** are alike because... ambas son formas de energía mecánica que pueden transformarse entre sí. - **Potential Energy** and **Kinetic Ene…
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renewable energy is energy that can be used over and over without being…
B. geothermal
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which model of the atom first introduced the idea of a nucleus? daltons…
C. Rutherford's model
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which subatomic particle has a positive charge? proton electron neutron…
A. proton (assuming the first option is labeled A, with the text "proton")
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1. which sentence from the passage supports the idea that sunspots caus…
The option with the sentence "This causes more charged particles to be ejected from the sun..." (the second option among the given choices)
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which of the following is true? renewable and fossil fuel energy use is…
C. Renewable energy use counts for less than 10% of the energy use in the United States.
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what is the front - end cost associated with constructing a nuclear pow…
very high cost
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unit review - energy use emissions of other pollutants, with the except…
no emissions of other pollutants
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which of the following is an advantage of using petroleum (crude oil) f…
D. It is easy to transport since it's in liquid form.
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which of the following is an advantage of using coal for energy? it has…
C. It releases lots of useful heat.
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in the context of a collegial discussion, what does inflammatory mean? …
B. liable to rouse strong emotions such as anger
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most fossil fuels derive their energy from which of these prehistoric p…
decomposition
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which fossil fuel is primarily composed of methane? tar sand coal crude…
natural gas
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which part of the power plant converts mechanical energy to electrical …
C. generator
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the lights are harmless to living things, but they can disrupt satellit…
Some types of human technology are vulnerable to bursts of energy from the sun.
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creates new pathways for the blood. surgeons take a section of a blood …
(Example Order, Adjust Based on Exact Options): - Coronary Bypass: Creates new blood route. - Heart Transplant: Replace damaged heart. - Pacemaker: Regulate heartbeats. - Choleste…
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however, sometimes the lights can be seen outside their usual ranges, u…
They explain some of the behavior of aurora borealis.
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manhattan project - 22. lend - lease program - 23. battle of berlin - 2…
### Purpose: President Franklin Roosevelt's primary purpose in this December 8, 1941 speech was to formally announce the unprovoked Japanese attack on Pearl Harbor to Congress and…
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92% of the energy produced in the united states is from this source of …
non-renewable
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which energy resource requires proper management to remain renewable? b…
A. biomass energy
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what is a notable characteristic of led bulbs regarding heat production…
They produce minimal heat.
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there is a tale, \the ring of gyges,\ that feldman sometimes tells his …
B. counterclaim
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any fragments of glass that are transferred to a suspects clothes, hair…
Eight hours (the option with "Eight hours" as the text)
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energy efficiency = useful energy output/total energy input × 100 (%) i…
It's lost mostly as heat.
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instructions: choose an answer and hit next. you your score and answers…
A. A unique property of any type of glass that can be used to compare a sample to a source
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energy output ÷ energy input = energy efficiency energy efficiency × 10…
C. 42%
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before taking any sample of glass fragments from a crime scene, the sce…
Photographed in detail
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small glass fragment s should be placed in packages that are: not too l…
Not too large so that the sample does not bounce around
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what is most likely the reason the author included the section \could a…
A. to disprove an existing idea about black holes
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energy output ÷ energy input = energy efficiency energy efficiency × 10…
42%
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grammar passage when developmental researchers ask whether music traini…
C. — which are interactive by nature —
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which of the following is an example of potential energy? water flowing…
water stored behind a dam
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which section highlights the idea that gravity plays an important role …
B. "If Black Holes Are 'Black,' How Do Scientists Know They Are There?"
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an arrow is pulled back, waiting to be shot. what kind of energy does t…
potential
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choose the paragraph in the section \how big are black holes?\ that sug…
B. Scientific evidence suggests that every large galaxy contains a supermassive black hole at its center. The supermassive black hole at the center of the Milky Way galaxy is call…
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when applying kirchhoffs rules, one of the essential steps is to mark e…
D. \( R_4 \)
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which of these is a major advantage of using solar energy? solar energy…
D. Solar energy has a low impact on the environment.
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multiple-choice question true or false: cheap electricity benefits us i…
TRUE
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what could limit the use of solar panels in some areas? extremely windy…
D. low sunlight levels or cloudy weather
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which of these statements best describes the current status of dam buil…
C. Building large dams has mostly stopped in the U.S.
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wave collectors in oceans do which of the following? slow the erosion o…
D. convert kinetic energy into electrical energy
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11. explain the difference between the two types of breakage: a. cleava…
a. Cleavage: The tendency of a mineral to break along flat, smooth, predictable planes parallel to weak bonding zones in its crystal structure, producing flat surfaces (e.g., mica…
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10. according to the mohs scale of hardness, what is the hardest known …
C. Diamond
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check for understanding # ch 4 answer the question correctly to continu…
B. It will become a red giant star and then a white dwarf star.
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check for understanding 3 of 4 answer the question correctly to continu…
B. They form when the center of a very massive star collapses in on itself.
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8. pyrite is often referred to as \fools gold\ because pyrite and gold …
A. Luster
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where does the energy for geothermal energy come from? the heat energy …
The heat energy of the Earth
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check for understanding 2 of 4 answer the question correctly to continu…
B. Sagittarius A
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why are black holes invisible? a because they move too fast. b because …
C. Because no light can escape from them.
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8 multiple choice 1 point what does the pairing of these two texts sugg…
D. Effective leadership requires balancing inspiration with integrity. ### Question 9
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acceleration web quest click on this link: hyperlink \https://www.physi…
b. bicycling 20mph around the track, c. Coming to a stop before the train tracks, d. taking off when the light turns green
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question 7 (matching worth 4 points)(04.02h lc)match the food to its de…
Asado - B) A mouthwatering barbeque with grilled meats often served with chimichurri Terere - A) A traditional drink made with cold yerba mate herbs Lechón asado - D) Roasted pork…
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the passage below comes from a letter that general mcclellan wrote to l…
McClellan blamed the Lincoln Administration for the Union army's problems.
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7. which physical property refers to \scratchability\? a. breakage b. l…
C. Hardness
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the following passage was written by walt whitman, a poet who was livin…
The Union army was defeated and forced to retreat.
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11. how should you introduce new foods to baby? 12. when can babies dri…
1. Wait until ~6 months (developmentally ready), offer single-ingredient foods one at a time (3-5 days apart to check for allergies), start with smooth purees, then progress to th…
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in selection 2, what is implied by the phrase \live within the truth\? …
D. To act accordingly to personal integrity despite pressure to conform. ### Question 5 (shared central idea)
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1.___c____metallic luster a. dull, pearly, glassy 2. __d__ streak b. ho…
B. How heavy a mineral sample feels ### Question 4:
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whole potatoes were coated with olive oil and salt, baked in - house, a…
Date that the food should be discarded
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milk can be received at 45 degrees under what condition? it is immediat…
It is cooled to 41 degrees or lower in 4 hours
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mineral identification part 2 name: jayceon| pd: 2 online: / 9 paper: /…
### 1. Matching Metallic Luster - **Explanation**: Metallic Luster is the property of a mineral that makes it look like metal. So we match it with option C. - **Answer**: C ### 2.…
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which of the following is not a habitat management technique? - control…
Conservation
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which of the following are common neurological disorders? check all tha…
- Parkinson’s disease (checked) - epilepsy (checked) - Alzheimer’s disease (checked) - stroke (checked) - multiple sclerosis (checked) - lupus (not checked)
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question 8/16 linear equations 1 the formula used to convert a temperat…
D. $140^\circ$
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what is the correct temperature for receiving cold tcs food? 45 degrees…
41 degrees or lower
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feeding baby study guide name 1. what are some reasons people eat? 2. w…
1. Physical fuel, emotional comfort, social/cultural reasons 2. Emotional eating: eating for feelings, not hunger. Long-term effect: learned emotional overeating, poor hunger cue …
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what is the best method of checking the temperature of vacuum - packed …
Insert the thermometer stem or probe through the package into the product.
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which of the following is not an example of a disturbance? insect outbr…
D. Deforestation
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what advantage does a star topology offer in terms of security? ○ it pr…
It requires information to route through a central point, making control easier
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in a mesh topology, why is it generally harder to ensure cybersecurity?…
C. Because everyone has access to everyone else in the network.
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follow this chart. what mineral is soft, has a white streak, and cleava…
Gypsum
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question 3 of 8 which topology most closely mirrors a typical home wi -…
B. Star topology
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question 8 which detail best supports the idea that the bermuda triangl…
D. Major airlines travel through the area regularly
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question 2 of 8 which topology gives every computer direct access to an…
B. Star topology
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why is appearance and color not enough when it comes to identifying min…
B. Too many minerals share that same appearance/color, but have other properties that different.
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question 1 of 8 which topology allows any computer to communicate with …
A. Mesh Topology
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arrow according to its type. apply the method described in the reading …
Forces: Gravitational force ($F_g$) downward, Normal force ($F_N$) upward (equal in magnitude, opposite in direction). ### 2. Girl suspended motionless from ceiling by a rope
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all are the physical properties of minerals except: * hardness (mohs sc…
C. Height
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instructions notice how we simplified the diamond code by turning it in…
We should set the "repeat??? times" block to 12. So the number of times to repeat is 12.
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an economy in which private enterprise exists in combination with a con…
The subfield is Economics (under Business discipline). The concepts here are related to economic systems (Mixed Economy), economic processes (Income Distribution, Circular Flow), …
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instructions notice how we simplified the diamond code by turning it in…
12
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2. find the volume to the nearest tenth. v = \\square m³
\( 1206.4 \)
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1. find the volume to the nearest tenth v = \\square m^3
\( 1244.1 \)
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1. read paragraph 4. \both the gas particles involved in the collisions…
The color of the aurora lights varies based on the altitude at which the gas particles collide.
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21. what causes the tides on earth?
Earth's tides are mainly caused by the gravitational pull of the Moon, with a smaller additional effect from the gravitational pull of the Sun. The uneven gravitational force acro…
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— short answer / scenario (24-25) 24. scenario (safety rules in broadca…
24. You should either reroute the cables to a less-traveled area away from the main walking path, or use cable covers/ramp to secure them flat to the ground so they do not create …
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23. how long does the moon take to cycle through each of the phases?
Approximately 29.5 days (or about one month, specifically a synodic month)
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15. \emergency procedures\ are important because they: a. help students…
15. B. Help prevent panic and protect everyone 16. F 17. T 18. T 19. F 20. T 21. C. A government organization focused on workplace safety rules and procedures 22. A. Unsafe condit…
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22. what lunar phase must the moon have during a lunar and a solar ecli…
- Lunar eclipse: Full Moon phase - Solar eclipse: New Moon phase
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the safest way to lift heavy equipment is to: a. lift with your back an…
10. B. Use your legs and keep your back straight 11. B. Identify hazards and prevent accidents 12. B. A safety rule or regulation is violated 13. B. Keeping pathways clear of cabl…
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when a volcanic eruption spews gases and ash into the air, which two sp…
1. Geosphere and atmosphere 2. dependent variable
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identifying rocks, studying glacial movements, and interpreting clues t…
True
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5. which behavior shows personal responsibility in a broadcast lab? a. …
5. B. Reporting broken gear immediately 6. B. To protect people and equipment 7. A. Make sure your hands are dry 8. B. Report it and stop using it 9. B. Using a damaged power cord
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question 10 of 10 school administrators are allowed but not required to…
True
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question 11 1 pts which of the following would be the first step in a s…
Question 11: Identify the problem and determine what you want to know. Question 12: False