Physics
Physics, 23.01.2020 19:31, sampurple123

(i will give you brainliest) a bodybuilder lifts a certain weight up and down. if the body builder does it in less time, which of these statements is most accurate?
a) the body builder uses both the same energy and power.
b) the body builder uses both more energy and more power.
c) the body builder uses the same energy and but more power.
d) the body builder uses the same power and but more energy.

students in a physical education class practiced rope climbing. students gripped a rope that hung from the ceiling and lifted themselves up the rope using only their arms. what must be measured to determine the power output of the climbers?
a) tension on the rope and the final height
b) body mass, final height, and the tension on the rope
c) tension on the rope and the time required to complete the climb
d) body mass, final height, and the time required to complete the climb

which of these would be the best definition of energy?
a) the ability to do work
b) the development of a future source of fuel
c) the feeling one gets from drinking caffeine
d) the feeling one feels after riding a roller coaster

answer
Answers: 3

Other questions on the subject: Physics

image
Physics, 22.06.2019 11:00, Arielledt10
1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?
Answers: 1
image
Physics, 22.06.2019 11:30, smilequi9653
Considering only the earth's rotation, determine how much later the asteroid would have had to arrive to put the explosion above helsinki at longitude 25˚ e? this would have obliterated the city.
Answers: 1
image
Physics, 22.06.2019 12:20, cxttiemsp021
Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?
Answers: 2
image
Physics, 22.06.2019 17:00, gg68814
Abowling ball rolling down the lane toward the pins has gravitational potential energy. a. no b. a lot of c. a little
Answers: 2
Do you know the correct answer?
(i will give you brainliest) a bodybuilder lifts a certain weight up and down. if the body builder d...

Questions in other subjects:

Konu
Mathematics, 04.02.2020 21:03