物理
运动学、受力分析、电学与方程推导。
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where is the greatest amount of the worlds carbon found? atmosphere sea…
B. seafloor sediments
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5. the graph shows the position s(t) of an object moving along a straig…
(i) $3\leq t\leq5$ (ii) $0 < t<2$ and $6 < t<7$ (iii) Sketch as described above. (iv) $0 < t<1$ and $5 < t<6$
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according to the video, what types of education and experience are envi…
bachelor's degree two years of experience
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the equation for momentum m : mass, in kg v: velocity, in m/s p: moment…
A greater mass or velocity of the punch leads to greater momentum, resulting in a more forceful impact on the face.
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according to the video, what are some qualities environmental scientist…
scientific knowledge math skills
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based on the text, what are two types of downhill zorbing? dry zorbing …
dry zorbing while strapped inside the zorb, running and walking upright in a zorb
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according to the video, what are some tasks environmental scientists an…
performing lab and field tests designing and monitoring waste - disposal sites preserving water supplies reclaiming contaminated land and water
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1) ____________
54
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the carbon cycle ensures that carbon is not lost. which is another impo…
The carbon cycle helps regulate Earth's temperature.
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which two types of rock climbing are done without the use of ropes? fre…
A. free soloing, B. bouldering
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excerpt from the evacuation plan by jacob billings. \dads gone... mom,\…
Sometimes the truth is almost too shocking to believe.
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based on the text, which two statements about rock climbing are true? r…
1. Rock climbing can be done both indoors and outdoors. 2. Rock climbing is a demanding sport for the body and the mind.
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and now... he was gone? dirks mom pulled him close, and they both wept …
None of the provided options accurately represent a theme in the excerpt.
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4. a model rocket is fired vertically upward from the ground. the dista…
(i) The speed of the rocket 3 seconds after being fired is 464 feet per second and it is going up. (ii) The rocket reaches a height of 4900 feet.
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the temperature in some region of alaska equals 12°f. convert this temp…
$-11.1$
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a) 25.1 ml
25.1 mL
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which shows the most direct path that carbon can take through the carbo…
plant → animal → atmosphere
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which state has the most oil reserves? * alaska colorado texas wyoming
C. Texas
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on what coast is brisbane located? * australia indian ocean la grange a…
east
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based on the text, what are two common bird - watching tools? sound - b…
binoculars to see birds more closely, guides with information about nearby birds
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which city lies farthest west? * united kingdom: political regional bou…
Cork
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which type of map would you use to find the location of lakes in pennsy…
1. A. physical 2. B. political
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a dietician examines the diet of a patient who is complaining that he i…
amino acids
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which of these count as part of this years gdp, assuming they all took …
Purchasing a new battery. Paying a mechanic to install a new transmission.
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bird - watching is also sometimes called birding. bird - watching often…
Bird - watching is also sometimes called birding. True Bird - watching often requires listening. True Bird - watching requires unusually good eyesight. True Bird - watching is onl…
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what direction would you be going if you drove from brisbane to adelaid…
southwest
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consider the formula for the average velocity, v, of a moving particle.…
A. $d_2 = v(t_2 - t_1)+d_1$
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which of these count as part of this years gdp, assuming they all took …
The transactions that count as part of this year's GDP: - Purchasing a new battery (because it is a new final good). - Paying a mechanic to install a new transmission (because it …
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according to the video, what qualities do mechanical engineers need? ch…
math and science skills ability to think analytically and abstractly ability to solve problems creatively
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according to the video, what are some of the tasks mechanical engineers…
researching performing laboratory experiments designing a product designing machines to make a product
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a particle is moving along a straight line and its position with respec…
a. $v(t)=6t^{2}-18t - 6$ $a(t)=12t-18$ b. $-6.00$ c. $21.63$
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geographic perspectives: interpreting dependency numbers (p.70) 1.since…
1. Potential economic benefit: Future large, productive workforce. Problem: Short - term resource burden and potential youth unemployment. 2. Potential economic benefit: Experienc…
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according to the video, what do electrical engineers usually study in c…
foreign language, math, science, English
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identifying qualities for electrical engineers. according to the video,…
attention to detail, understanding of government guidelines, knowledge of computers and electronics, aptitude for problem solving
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what is the magnitude of the vector described below? \13 m/s to the eas…
C. 13 m/s
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choose the correct job title for the description. 3. takes care of sick…
B. home health aide
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which of the following is a scalar quantity? a. 8 feet to the right b. …
D. 14 gallons
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which of the following is a vector quantity? a. 10 m/s down b. 15 secon…
A. 10 m/s down
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the speed that a tsunami can travel is modeled by the equation s = 356\…
0.32 km
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force usually has the symbol f. it is a vector. what is the correct way…
B. $\vec{F}$
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which phrase describes speed? a. a quantity with direction only b. a qu…
C. A scalar quantity
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you give a shopping cart a shove down the aisle. the cart is full of gr…
$75\ N$
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what is another way to describe the vector below? \25 mph to the east\ …
D. -25 mph to the west
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according to the video, what are some tasks electrical engineers perfor…
- designing and testing electrical equipment - overseeing the manufacture, installation, and maintenance of equipment - working on grids - designing household appliances that use …
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which best explains why the great leap forward hurt chinas economy? the…
The changes meant farms could no longer produce enough food.
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1. the wind pushed a paper cup along the sand at a beach. the cup has a…
The force on the paper cup is 1.25 N and the force on the shopping cart (with assumed mass 30 kg) is 90 N.
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question 4 select the correct answer in the drop - down list: passive s…
reduce
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you try sophia visited a science museum with her school and observed a …
81 feet
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question 2 what is the approximate amount of time for an air - bag to i…
100 milliseconds
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3 multiple choice 20 points tommy visited the museum of history and tec…
52 feet
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genocide is defined as forcing citizens to accept a new political regim…
C. deliberately killing people for religious, ethnic, or political reasons
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question 1 select the correct answer in the drop - down list: are struc…
Crumple zones
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in 2004, a massive earthquake off the coast of sumatra, indonesia, trig…
0.050 kilometers
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multiple choice 2 points a dart is shot at an angle of 35 degrees to th…
10. A. 18.3 m/s 11. A. 3464 meters
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in august of 1883, a volcano erupted on the island of krakatau, indones…
0.028 kilometers
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13. using the graph to the right, how many adults do not carpool to wor…
C. 130 15.
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formula 2 points a soccer ball is kicked at an angle of 60 degrees to t…
$11.8$ m/s
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1. a man hits a golf - ball (0.042kg) which accelerates at a rate of 20…
$0.84\ N$
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which of these conditions is a respiratory disease caused by nicotine a…
chronic obstructive pulmonary disease (COPD)
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formula 1 point a remote - control car is driven off a hotel balcony at…
$6.5\ m$
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newtons 1st law of motion: an object at rest will stay at rest and an o…
Frame 1: Illustration of a book at rest on a table, label "Book at rest on table", sentence "The book remains at rest on the table because no unbalanced force acts on it." Frame 2…
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formula 1 point a ball is thrown straight up with an initial velocity o…
73.7
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6 a student throws a tennis ball straight up and catches it at the same…
$15.68\ m/s$
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how will the level of carbon in the atmosphere change if humans do noth…
The level of carbon in the atmosphere will increase.
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11. the \cause\ of the experiment, what we are purposefully manipulatin…
D. independent variable
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5. formula 1 point a box slides with a velocity of 3.1 m/s across a smo…
73.7
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question 8 instructions read the question carefully and select the best…
A. "It is not surprising that free - verse poetry rose to popularity during the American Romantic period when artists sought to reject the restrictive customs of the past in order…
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delilah studies and manages natural resources to protect the environmen…
Conservation Scientist
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what would most likely happen to life on earth if the carbon cycle stop…
Life would cease to exist.
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a box slides with a velocity of 3.1 m/s across a smooth table before fa…
$0.61$ s
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question when the calcium ion concentration of the blood rises above th…
increases the rate of calcium ion excretion from the kidneys
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which action would most likely increase the amount of carbon in the env…
choosing to burn coal to generate electricity
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10. a factor that does not change in an experiment is the a. constant b…
A. constant
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a car of mass 1.032 kg travels towards a cliff. if the car lands 59.1 m…
$14.8$ m/s
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question 1 what is the condition that is caused by inadequate ossificat…
B. Osteopenia
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8. descartes and newton drive to work. descartes drives 54.72 minutes a…
33.5 minutes
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what happens when humans burn fossil fuels? carbon is released into the…
A. Carbon is released into the atmosphere.
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8. all of the following are steps in the scientific method except a. ob…
D. discarding data that doesn't match the hypothesis
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the orbital period, p, of a planet and the planets distance from the su…
A. 9.5 AU
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question the result of overproduction of growth hormone after puberty c…
D. acromegaly
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7. if your lab partners clothes catch on fire, you should first a. use …
A. use a fire extinguisher
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assignments > detail transcendentalism and romanticism assigned by: mic…
B. Romanticism and Transcendentalism highly valued the power of nature and industrialism was a threat to the natural world
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question a fracture that results in the break of a bone across the long…
C. transverse
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carbon dioxide level year co₂ ppm 1960 317 1970 326 1980 339 1990 354 2…
The level of CO₂ has risen.
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what would happen to the calcium levels after thyroidectomy (removal of…
Calcium levels will go down.
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pharmaceutical firms invest significant money in testing any new medica…
A. At 13 months, the percentage of doctors who are prescribing the medication is increasing by 0.2% per month.
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the median boiling temperature of the tap water is 100°c. the median bo…
The mean of the tap water boiling temperatures is about \(2^{\circ}\) less than the mean of the saltwater boiling temperatures.
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5. a group of students must identify four unknown solids based on their…
D. Substance D must be sugar because it does not dissolve.
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pharmaceutical firms invest significant money in testing any new medica…
$0.2$
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6. using the graduated cylinder to the right, pick the accurate and pre…
A. 22.0 mL
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which negative effects on ones job can result from the regular use of n…
decreased productivity due to decreased memory retention frequent absences from work due to illnesses caused by nicotine use violations of workplace policies as a result of smokin…
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pharmaceutical firms invest significant money in testing any new medica…
$99.6$
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5. a factor in an experiment that changes in response to the independen…
D. dependent variable
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1. why is it advisable to use tongs when taking a beaker off a laborato…
D. It allows you to move it if it is too hot.
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a ball rolls from point a to point b. the total energy of the ball at p…
B. Some of the ball's energy is transformed to thermal energy.
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5. a group of students must identify four unknown solids based on their…
5. None of the above 6. B. Density
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2. a testable prediction that predicts a cause and effect relationship …
B. hypothesis
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5. a group of students must identify four unknown solids based on their…
5. None of the above 6. B. Density
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what health consequence of tobacco use does this video primarily addres…
the risk of acquiring a deadly disease due to smoking
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scientific method test cp part i multiple choice: write the answer that…
A. Control Group