物理
運動學、受力分析、電學與方程推導。
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plan it! building a reservoir sep design solutions in order to increase…
1. **Regional Research**: - Study local hydrology (river flow, rainfall patterns, groundwater levels) and geology (stable bedrock for dam foundations) to select a valley location …
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plan it! building a reservoir sep design solutions in order to increase…
## Plan to Build a Reservoir: 1. Research and select a narrow river valley with a large downstream basin in the local region, ensuring consistent river flow and low seismic risk. …
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magnetic fields form closed loops, beginning at a magnets north pole. u…
The two magnets shown in the diagram will **repel** each other. The **South** pole of the magnet on the left faces the **South** pole of the magnet on the right.
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2 because they are natural magnets, every lodestone has two poles. depe…
1. Repulsion 2. Attraction 3. Attraction
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the national climate assessment completed in 2014 lists declining ice c…
16% (corresponding to the option "16%")
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which of the following is a factor that affects the amount of dissolved…
the pH level of the water
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3. analyze: using the equations $p = mv$ and $k = \\frac{1}{2}mv^2$, ca…
s: A. No B. No C. No D. Yes
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when water is rapidly moving, the level of dissolved oxygen is: lower h…
higher
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water temperature and dissolved oxygen have an inverse (opposite) relat…
lower
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in 2012, the u.s. population was about 314 million. how many people ove…
38,936,000
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multiple choice: choose the best answer. 9. what was the main reason th…
B. The British were raising taxes on the colonists. ### Question 10
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what class of water pollution includes live, disease-causing organisms …
C. infectious agents
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cholera, giardiasis, and typhoid fever are all diseases associated with…
C. Infectious agents
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drinking water with high nitrate levels can lower bloods oxygen carryin…
C. Blue Baby Syndrome
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some types of power plants can produce radioactive pollution. which one…
Nuclear and coal - burning power plants
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multiple choice: choose the best answer. 9. what was the main reason th…
B. The British were raising taxes on the colonists. ### Question 10
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how does the color of an object relate to its interactions with light? …
The color relates to the wavelength of light most reflected by the object.
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what is the most common source of thermal water pollution? cafos power …
B. Power plants
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where does most radiant energy come from? the earth the sun powerplants…
The Sun
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you have a canoe that gets very hot when you take it out on the lake in…
White paint
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rank the following waves from highest to lowest energy. wave 1 wave 2 w…
1,2,3
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rank the following waves from highest to lowest energy. wave 1 wave 2 w…
1,3,2
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how is the amount of energy related to the number of waves? more energy…
More energy means more waves.
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read the excerpt from michelle obama’s speech. (17) and for the first t…
She reasons that consuming high-calorie foods with low nutritional value contributes to the obesity epidemic.
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8. students measured how weather conditions affect water evaporation by…
D. Water Evaporation in Windy Area (bar graph with heights 100, 80, 60, 40 at 0, 30, 60, 90 minutes)
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which statement about the objects shown is true? group 1 group 2 a grou…
A. Group 2 shows objects that refract light because they bend light as it passes through them.
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10. -/2 points details my notes ask your teacher practice another calcu…
Total daily volume: 850 mL, Hourly IV rate: 35 mL/hr --- ### Second Problem (11. - / 4 Points)
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9. a person weighing 600 n gets on an elevator. the elevator lifts the …
360 W ### Problem 10
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what are the eight - digit grid coordinates for the t in the road (circ…
15608820
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a. - 12 points details my notes ask your teacher practice-an calculate …
8. Total daily volume: 1700 mL, Hourly rate: 71 mL/hr 9. Total daily volume: 180 mL, Hourly rate: 8 mL/hr
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8. -/2 points calculate the total daily volume and hourly iv flow rate …
### For 50 kg child: Total daily volume: 2100 mL; Hourly rate: 88 mL/hr ### For 15.4 lb infant: Total daily volume: 700 mL; Hourly rate: 29 mL/hr
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test prep a baby usually gains 10% of its birth weight plus 2 pounds in…
\( 0.1z + 2 = 2.8 \)
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10. what type of plate boundary can be found where the nazca plate and …
Convergent boundary (or more specifically, ocean - ocean convergent/subduction zone) ### Question 11
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6. -/2 points details my notes ask your teacher practic calculate the t…
6. Initial: 1350 mL, at: 56 mL/hr 7. Initial: 2420 mL, at: 101 mL/hr
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of movement causes two plates collide, a(n) forms. that is denser slide…
subduction
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calculate the total daily volume and hourly iv flow rate for a 3,800 g …
### For 3.600 g infant: Infuse: 360 mL, at: 15 mL/hr ### For 17 kg child: Infuse: 1350 mL, at: 56 mL/hr
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what characteristic of water causes it to change temperature very slowl…
C. high specific heat capacity
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4 the invasion of italy during world war ii was described as easy due t…
A. False
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which of the following is a key factor in determining the distribution …
D. light penetration (assuming the options are labeled A - D as boat vicinity, seabed color, seabed age, light penetration respectively)
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water has a high specific heat capacity. what does this mean? the tempe…
The temperature of water changes very slowly.
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what was the significance of the d-day invasion of normandy during worl…
A. It marked a turning point in the war, leading to the liberation of France and the eventual defeat of Nazi Germany.
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3. a 15.0 - kilogram mass is moving at 7.50 meters per second on a hori…
The total work done on the mass is $\boldsymbol{570\space J}$ (or more precisely, if we calculate with more decimal places: \[ \begin{align*} KE_{i}&=\frac{1}{2}\times15\times(7.5…
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to calculate the daily volume of pediatric maintenance iv fluids, follo…
Infuse $\boldsymbol{1317}$ mL at $\boldsymbol{55}$ mL/hr. --- ### For the 3,800 g infant:
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question 10 a ball is launched from a 241.08-meter tall platform. the e…
247.01 meters
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never exactly said, but i knew why the beach was special to her. it was…
She feels a sense of comfort and ease.
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what are the eight - digit grid coordinates for the in the road (circle…
15508850
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23. at each position of the comet shown, draw an arrow representing the…
- At position A: Draw a short, thick arrow pointing directly from A to the sun (closest point, strongest force). - At position B: Draw a long, thin arrow pointing directly from B …
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if water freezes at 32°f, which of these temperatures is subfreezing? 3…
30°F
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last year, a group of researchers obtained a pattern of results that wa…
B. The validity of the original findings should be questioned.
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who is better equipped for subsea exploration? a scuba diver a sailor
a scuba diver
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question from his eye, which stands 1.5 meters above the ground, moossa…
207.42 meters
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other. 2. of all earth’s tectonic plates, the 3. the cold, rigid rock l…
2. Of all Earth's tectonic plates, the **Pacific Plate** 3. The cold, rigid rock layer on the outermost part of Earth is the **lithosphere**. It consists of crust and the top part…
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in which of the following settings would noise reduction measures be mo…
B. a construction site
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which of the following would be most effective in reducing noise pollut…
B. installing acoustic wall panels
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if a homeowner is concerned about traffic noise entering their home thr…
B. double - glazed windows
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in residential areas, which of the following materials would be most ef…
B. acoustic insulation panels
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which of the following would be the least helpful in reducing outside n…
removing trees from your property
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which surface is more likely to absorb sound? hardwoods or tile carpet
Carpet
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which statements about turning bodies into components are true? you can…
- You can right-click on a body in the browser to turn it into a component - After turning a body into a component the sketch that created the body moves to the component folder. …
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we can combat noise pollution in a variety of ways. some examples of th…
B. Walls along freeways
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a gallup poll in august of 2020 showed that individuals’ views of the u…
1. Highest: 2012; Lowest: 2002 2. Highest (pre-2010): 2008, price $\$3.18$; Lowest (pre-2010): 2002, price $\$1.32$ 3. Highest (2010+): 2012, price $\approx\$4.46$; Lowest (2010+)…
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ordering 4 points put the equal rights events in their correct order 1 …
1. Dred Scott v. Sandford ruled that enslaved people were not citizens and had no rights; this led to the Civil War and the passing of Amendments 13, 14, and 15. 2. Plessy v. Ferg…
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24. discuss with a partner, discuss how the gravitational force between…
1. **Far from the Sun (aphelion region):** Weak gravitational force results in low comet speed; the force gradually pulls the comet's path toward the Sun, slowly changing its dire…
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draw and label at least one type of fault. compressing or stretching th…
(Visual instructions: Draw horizontal rock layers, a diagonal fault line, label Hanging Wall (moves down) and Footwall, add movement arrows. Explain normal fault (extensional, cru…
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evidence notebook 25. would the stars orbiting the center of the milky …
Stars orbiting the center of the Milky Way behave similarly to a planet orbiting a star, not a comet.
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which atmospheric layer prevents meteoroids from reaching earths surfac…
mesosphere
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in a recent survey of 188 nurses, 123 were unhappy with their jobs due …
65.4%
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which resource is a renewable resource? ○ coal ○ gemstones ○ metal ○ tr…
trees
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what is a common factor that your group sees in the risks above? come u…
1. Common risk factor (assumed for foodborne risks): Contaminated food/water from unsafe food handling/storage/cooking. Prevention: Wash hands and produce thoroughly, cook foods t…
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which property of soil depends on the size of particles? color odor tem…
texture
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question 10 4 pts the diagram below shows fossils in three layers of ro…
C. The organism in Layer C is a modern form of the organism in Layer B
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2. collect data: use the gizmo to find the minimum hill height at which…
To solve for the missing values (height in meters, speed in m/s, momentum, and kinetic energy) for the first row (car mass = 0.035 kg) and understand how to approach the other row…
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during which event is more energy produced compared to other days to tu…
C. during a spring tide
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activity c: breaking the egg get the gizmo ready: - click reset. - chec…
The momentum of the car
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how does water heat earth? ○ water traps heat and holds it deep inside …
Water carries heat from the equator toward the poles.
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a person could float most easily in ocean water that has which characte…
low freezing point
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study these images. which image shows a cumulonimbus cloud? 1 2 3 4
2
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8. challenge: with no friction, you can use the relationship between po…
\( \sqrt{2gh} \) ### Part B
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8 you should not pass in all but one of the following locations a. on h…
C. On road - sections marked with a broken line ### Question 9
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which describes a condition of the neritic zone? few organisms ample su…
ample sunlight
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hich is one way that spring tides are different from regular tides? the…
They are extra-high tides and extra-low tides.
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1 one of the biggest reasons for accident fatalities is a animals cross…
B. Failure to wear your seatbelt ### Question 2
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in addition to liquid precipitation, which are present when freezing ra…
cold surfaces
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which is one factor that contributes to the formation of polar, tempera…
the angle of the Sun's rays
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what temperature pattern do the isotherms show? temperatures increase f…
Temperatures increase from the center of the country toward the Southeast.
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c. how does the car’s kinetic energy at the bottom of the hill compare …
In an ideal (no energy loss) situation, the car's kinetic energy at the bottom of the hill is equal to its potential energy at the top (due to conservation of mechanical energy). …
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which is an example of a local wind? a windchill a jet stream a trade w…
a sea breeze
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which term describes weathering? breaks down rock causes heating and co…
breaks down rock
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which type of wetland includes a mixture of salt water and fresh water?…
coastal wetlands
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which statement explains what happens to sediment during deposition? it…
It is released from a transporting medium.
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when does the northern hemisphere receive the fewest hours of daylight?…
during the winter solstice
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how do changes in wind currents affect the short - term climate in a re…
C. Prevailing winds can cause heavy rains or a dry climate.
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which causes an increase in greenhouse gases? change in wind patterns s…
burning of wood and coal
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why does noise pollution affect aquatic animals? the barking of pet dog…
It disrupts sonar and echolocation which rely on sound.
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what two countries have nearly 50% of global coal reserves? a. united s…
b. United States and Russia
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the image shows a cross section of a landscape and a well. which of the…
3. Layer 3 (the blue water-bearing layer)
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droughts occur when little or no rain falls for a long period of time. …
hydroelectric
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which resource do coal - fired power plants require to generate electri…
D. water
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study these images. which image shows a nonrenewable resource? 1 (image…
1. Image 1 (burning natural gas)
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which agency was responsible for federal noise control in the past? dep…
C. Environmental Protection Agency (EPA)