物理
运动学、受力分析、电学与方程推导。
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which system interaction is shown when ocean temperature affects coral …
Hydrosphere and biosphere
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what is one piece of evidence that coral reefs protect coastlines? (1 p…
A. Reefs reduce wave energy before it hits the shore
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which of the following best describes how coral reefs influence the geo…
They form limestone structures that change coastal landscapes
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5 points status: not submitted based on the information you learned abo…
To answer these questions, we'll take Python as an example (you can substitute it with the programming language you're actually learning): ### 1. What language are you currently l…
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connecting to the anchoring phenomenon at the end of the last lesson, w…
Investigating how air warms near the ground helps explain the formation of updrafts; as the ground heats the air above it, the air becomes less dense and rises, carrying moisture …
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transmits as a disturbance in the particles of a medium select select l…
Sound wave
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think about the various properties of light and sound waves. which prop…
For "Able to travel through outer space", the correct option is: Light wave
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3. four main jobs of government 1. keep order: making laws and using po…
1. Provide Security: Protecting the country from outside attacks (the **military/armed forces**). 2. Provide Services: Building things we all use, like **roads/hospitals**, school…
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when light travels from air to water, it bends slightly, causing the ap…
Refraction
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connecting to the anchoring phenomenon at the end of the last lesson, w…
Investigating how air warms near the ground helps explain hailstorms because warm air is less dense and rises (updrafts), carrying water vapor into higher, colder altitudes where …
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when a person yells out over a canyon, they hear an echo of their voice…
Reflection ### Second Scenario (Light traveling from air to water, bending and distorting underwater object appearance)
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two sound waves from different sources intersect and the volume of the …
Interference ### For the second scenario (Person yells over canyon... echo):
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Question was provided via image upload.
1. Drinking alcohol can lead to **intoxication**, a state of reduced physical and mental control. 2. **Binge drinking** is when a person drinks five or more alcoholic drinks at on…
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matching: for each scenario described, identify which type of wave beha…
Diffraction ### For the second scenario (two sound waves intersecting, louder sound):
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question 14 (14) taking drugs and alcohol together creates what effects…
14. A. Slows the body's reaction 15. D. All of the above.
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question 12 (12) how many ways is alcohol remove from the body? a. 2 b.…
Question 12: C. 3 Question 13: D. All of the above
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matching: for each scenario described, identify which type of wave beha…
Diffraction ### 2. Second Scenario (Two sound waves intersect, louder sound)
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(8) alcohol is absorbed directly into the bloodstream. which of the fol…
8. D. All of the above affect absorption 9. C. Judgment
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question 7 (1 point) listen blood pressure measures the strength of the…
First blank: contraction; Second blank: relaxation (or more precisely, for blood pressure, systolic (contraction) and diastolic (the pressure when ventricles relax, so the second …
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chapter 7 assignment started: feb 5 at 3:22pm quiz instructions select …
A. Blood Alcohol Concentration.
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question 4 (1 point) listen an allergic reaction to a bee sting, ingest…
anaphylaxis ### Question 5
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object | temperature (fahrenheit) ice cubes | 26 glass of tea | 60 cook…
To solve this, we match each object with its corresponding temperature from the table: ### Cooked piece of meat From the table, the temperature of a cooked piece of meat is 160°F.…
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water usage the data table below shows yearly averages of how much wate…
A properly formatted triple bar graph will have: - **Title**: Average Daily Water Usage in the U.S. (by Decade, 1950-2010) - **X-axis**: Labeled "Decade", with ticks for 1950, 196…
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optional: ch 6 review which was not one of the reasons that the creeks …
D. It would give them full access to the waterways for continued fur trading and force the Europeans to pay them fairly for the beaver pelts
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water usage the data table below shows yearly averages of how much wate…
A properly formatted triple bar graph with: - X-axis labeled "Decade" (1950, 1960, 1970, 1980, 1990, 2000, 2010) - Y-axis labeled "Water Usage (billion gallons per day)" (scale 0-…
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why are medical checkups important? medical screenings prevent most dis…
Medical screenings may detect some diseases at early stages.
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question 1-7 (text in the box, partially unclear: something about labor…
They pushed for enacted laws to enforce standards in farm worker standards
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read each description below and classify it according to how heat is be…
To solve this, we identify the heat transfer method (conduction, convection, radiation) for each scenario: ### 1. An egg begins to cook as it makes contact with a hot frying pan. …
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open - ended questions answer the following questions in complete sente…
Using butter with at least 80 percent milkfat when freezing is important because it has a lower water content (as the remaining ~20% of butter is mostly water, salt, and other com…
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burtin, jacameron hs ps - lesson 4.10 - motion check point lucia raced …
the amount of time it took Lucia to finish the race
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circle the words or phrases that correctly complete the sentences. 4. t…
First blank: subduction areas; Second blank: trenches
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color by number potential/kinetic energy name: date: per: directions: r…
C. [black] kinetic energy ### Question 2
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14 multiple choice 1 point one factor causing businesses to vigorously …
A. fear of negative publicity.
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select the correct answer from each drop - down menu. marjory works at …
The Rapid Prove activator claim is \boxed{false}. The Quick Rise activator claim is \boxed{true}. The \boxed{Quick Rise} activator is more effective because the increase in rise w…
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8 multiple choice 1 point a firms carbon footprint is the measurable le…
the amount of carbon it releases in its effort to do business.
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7 multiple choice 1 point a very critical last step in the process of e…
enforcement.
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the erupting undersea volcano seen by the sailors on the isleifur ii ac…
A. He smelled sulfur and then realized it was not coming from his boat C. He saw pieces of molten rock shooting out of the water
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zach receives a notification from the irs that he owes money. which of …
B. The IRS sends him a formal letter in the mail notifying him of taxes he owes
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the tropical rainforest has dense tree cover and a constantly wet clima…
## Advantage: - The savanna gets plenty of rainfall and also has lots of open space. These traits make the savanna an ideal place for raising crops and animals. - The tropical rai…
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14. what are the key differences between denotation and connotation? (1…
Denotation is the literal meaning, while connotation involves emotional associations ### Question 15
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the grand canyon the grand canyon is a large river canyon in arizona. i…
a. scientists who study the physical properties of the earth ### Question 2: various
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for most people, getting 8 to 9 hours of sleep increases concentration,…
T
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the data points on the scatter plot below show the amount of time spent…
To draw the line of best fit: 1. Observe the **negative correlation** (as TV time (x) increases, homework time (y) decreases). 2. Identify the "middle" of the data cluster (e.g., …
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practice: preparing the work environment page 1: question 1 (1 point) l…
1. Keep walkways free of obstacles (e.g., clutter, cords) to avoid tripping. 2. Use non - slip mats in wet areas (e.g., bathrooms, kitchens) to improve traction. 3. Ensure adequat…
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2 area under the curve problem. the following graph represents the forc…
### Problem 1 (0 - 80 seconds) # Explanation: ## Step1: Analyze the graph's shape The force - time graph from 0 - 80 s can be divided into three parts: a triangle from 0 - 20 s, a…
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part c one of the concerns about rising co₂ levels ocean water is the n…
## Part C: Yes, the experiment would show a negative effect. ## Part D: Ocean fertilization would increase ocean pH (reduce acidity) in waters with elevated CO₂.
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emotional signs of stress include aches and nausea. please select the b…
F
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1 impulse $j = ft$ $p = mv$ problem 1. a 4 kg dog is running with a vel…
The force Jayson used is \( \boldsymbol{48\space N} \) ### Problem 2
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10. which of the following statements is false? crystals have an orderl…
10. Rocks and minerals are the same thing. [light green] 11. marble [light yellow] 12. Rocks are made up of minerals. [light orange]
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question 5 (1 point) the surface area, in square centimeters, of the ri…
$98p + 14p(12) = 266p$
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paul was looking at the different kinds of faults that form when earth’…
- normal fault → divergent boundary - reverse fault → convergent boundary - strike-slip fault → transform boundary
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learning how to cope with losses will develop your emotional health. pl…
T
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find the equation for the least squares regression line of the data des…
\(y = 0.261x - 3.587\)
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find the surface area of the triangular prism. 62,396.4 cm² 2225.5 cm² …
1271.7 cm² (closest valid calculated option)
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making and supporting inferences in fierce when you make an inference, …
We can infer that the author's grandfather is thoughtful and attentive to his daughter's interests. He recognized his daughter (the author's mom, a former high school gymnast) wou…
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what are some examples of successful air resource management?
- The Clean Air Act implementation in the US, reducing industrial and vehicular emissions. - London's measures (Congestion Charge, low - emission zones) improving air quality. - E…
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mrs. munson wants to know how her son’s height and weight compare with …
- 48% of boys at the same age as Mrs. Munson’s son have weights that are $\boldsymbol{\text{less than}}$ that of her son. - 76% of boys at the same age as Mrs. Munson’s son have h…
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which strategies are effective for addressing visibility challenges dur…
1. Change your body position if needed to see around blind spots, glares or distortions 2. Wear glasses with polarized lenses to manage glare 3. Reposition your chair anytime you …
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check your knowledge now that you’ve learned about the importance of sc…
Assess each patron in your zone with every 30 - second scan
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in general, which is not critical to understanding how to communicate e…
are core components of effective communication, as they focus on the quality and mechanics of interaction. The frequency of communication (C) does not determine effectiveness; mea…
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in general, which of the following is not a critical skill for particip…
D. none of the above
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part 3: reducing air pollution in this part, you will research reducing…
- **Global**: Many areas have elevated levels of pollutants (e.g., PM2.5, NOₓ) with some regions exceeding WHO air quality guidelines. - **Local**: Varies by location; urban/indus…
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7. (sps8b) a baseball that is thrown in space will keep moving at a con…
7. A. Newton's 1st Law 8. C. All objects have inertia. and D. A more massive object has more inertia than a less massive object. 9. D. 9000 N 10. B. 0 J 11. D. A force moving an o…
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selected response 1. (sps8) if the net force acting on a stationary obj…
1. D. Remain at rest. 2. A. 20 miles from Sandy Springs to Decatur 3. B. Direction 4. C. Newton's 3rd Law 5. C. Newton's 3rd Law 6. B. Newton's 2nd Law
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identify the statement that does not demonstrate active listening. a. \…
ases the speaker's words, B asks clarifying questions to deepen understanding, and D reflects the speaker's emotions. Option C admits distraction and requests a repeat, which show…
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use the following table comparing motor vehicle deaths (mvd) to answer …
\( 39172932 \)
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how far ahead do your headlights allow you to see at night? 300 feet. 4…
C. 200 feet. (Note: Assuming the options are labeled as A. 300 feet, B. 400 feet, C. 200 feet, D. 100 feet for clarity in multiple - choice format.)
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question 8 of 20 what is one way to prevent phishing? a. shredding old …
C. Marking odd emails as spam
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the nec is not intended for which of the following? hazard avoidance sa…
untrained individuals
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the national electrical code (nec) does not guarantee which of the foll…
efficiency
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which article of the national electrical code (nec) defines its purpose…
article 90.1
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in the national electrical code (nec), what does article 90.2 define? t…
the NEC's purpose
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in the national electrical code (nec), what does article 90.2 define? t…
the NEC's purpose
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the national electrical code (nec) has a history and purpose rooted in …
addressing the persistent demand for electricity
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charles was studying the tsunami that hit japan in march, 2011. more th…
1. **Submarine Earthquake**: Vertical shifts in tectonic plates under the ocean displace massive volumes of water, generating fast-moving waves that develop into tsunamis as they …
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charles was studying the tsunami that hit japan in march, 2011. more th…
1. **Submarine Earthquake**: Vertical shifts in tectonic plates under the ocean displace huge amounts of seawater, creating outward-radiating waves that develop into tsunamis as t…
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graficando las mareas en esta actividad trazarás los datos de mareas de…
The highest high tide is \( 13.6 \), the lowest low tide is \( 0.3 \), and their difference is \( \boldsymbol{13.3} \).
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charles was studying the tsunami that hit japan in march, 2011. more th…
B. Tsunamis involve both deep water and surface water, but waves caused by wind involve only surface water.
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ramon knew that the wave amplitude on a seismogram measures how severe …
First dropdown: 10 times Second dropdown: 32 times
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question 17 mark this question select the food chain that is in the cor…
A. Acorn, squirrel, earthworm, and hawk
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use the hertzsprung - russell diagram to answer the following question.…
Hot and Dim Star
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question 25 industry, forestry, and energy production are top sources o…
B. Transportation
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1. the current can is 12.1 centimeters tall and has a radius of 3.1 cm.…
For New Can #2, if we choose a smaller radius, say \( r = 1.55\space cm \), then the height \( h=\frac{365.3}{\pi\times(1.55)^{2}}\approx48.4\space cm \) (or any other valid combi…
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20. rocks are only weathered by physical processes. a. true b. false 21…
20. B. False 21. B. False 22. A. True 23. A. True 24. A. True 25. B. False
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match the following stages with the corresponding star types after the …
- High mass star → supergiant - Early stage star → protostar - End stage of a low mass star → black dwarf - Late stage of a low mass star → red giant
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what started the case of brown v. board of education? linda brown was c…
Linda Brown was forced to go to a segregated school far from her home.
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positive reinforcement can only be given to friends. please select the …
F
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the flu is starting to hit fairfax. currently, there are 647 people inf…
1192
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which of the following describes a job surplus? (1 point) a job surplus…
A job surplus occurs when the demand for labor is greater than the demand for jobs.
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read the claim below. more people should can food at home instead of bu…
Canning at home allows people to choose which foods are preserved and how the foods are flavored.
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question 20 (multiple choice worth 3 points) which of the following ide…
C. Numerous spacecraft launches resulted in technological advancements, and humans landed on the moon. D. Robotic spacecrafts were sent to gather information about Halley’s comet,…
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question 18 (multiple choice worth 3 points) ou 04two stars, star 1 and…
A. Earth exerts almost equal gravitational force on both the stars.
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16. calcule l’aire totale et le volume du prisme suivant
Total surface area: $59.89\ \text{cm}^2$ Volume: $15.45\ \text{cm}^3$ (rounded to 2 decimal places)
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being gracious during sports play includes ________. a. knowing the rul…
sportsmanship, empathy, and respect. Option A refers to basic game knowledge, option B is about rule enforcement, and option D is unsportsmanlike behavior. Forgiving mistakes alig…
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which of the following is a primary job of the executive branch? to enf…
to enforce constitutional laws
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why is studying the constitution crucial for citizens of american democ…
to participate in shaping the government
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february 4, 2026 block cool down cylinder v = πr²h v = (1/3)πr²h v = (4…
In terms of \( \pi \): \( 451.25\pi \) cubic kilometers; Using \( 3.14 \) for \( \pi \): \( 1416.925 \) cubic kilometers.
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the half - life of a radioactive kind of mercury is 64 hours. if you st…
2924
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safety features are ______. constantly improving being removed from new…
constantly improving
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13. part of the window sticker is a ______ and env wheel fuel economy t…
fuel economy