Which statement best describes the law of conservation of energy?
a. energy can be destroyed...
Physics, 05.02.2020 02:45 ZaNiyahlove4711
Which statement best describes the law of conservation of energy?
a. energy can be destroyed but not created.
b. we need to conserve our natural resources.
c. energy cannot be created or destroyed.
d. the conservation of energy is unrelated to the conversion of energy.
Answers: 2
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What is a possible result of higher air temperature caused by global warming
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This punnett square shows the cross between two pants. one parent has round seeds (rr). and the other parent has wrinkled seeds (rr) which best describes their offspring as shown in this cross?
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3. a lunar exploration vehicle was created by a research team. it weighs 3,000 kg on the earth. it needs an acceleration of 10 m/s2 on the moon. in order to have the same acceleration, what will be the net force acting on the vehicle on the earth?
Answers: 2
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Aball is thrown from the top of a building with an initial velocity of 21.9 m/s straight upward, at an initial height of 51.6 m above the ground. the ball just misses the edge of the roof on its way down, as shown in the figure. (a) determine the time needed for the ball to reach its maximum height. (b) determine the maximum height. (c) determine the time needed for the ball to return to the height from which it was thrown, and the velocity of the ball at that instant. (d) determine the time needed for the ball to reach the ground. (e) determine the velocity and position of the ball at t = 5.35 s.
Answers: 1
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