Which object has the most gravitational potential energy? O A. A 5 kg book at a height of 2 m
B. An 5 kg book at a height of 3 m
C. An 8 kg book at a height of 3 m
O D. A 8 kg book at a height of 2 m
SUBARU

Explain in physical terms how a microwave oven works. what would happen when you put a conductor in the microwave oven? explain.

Awave with a frequency of 500 hz is traveling at a speed of 100 m/s.what is the wavelength?

On mars a rock falls an unknown vertical distance from a resting position and lands in a crater. if it takes the rock 2.5 seconds to fall, how high is the cliff the rock fell from? mars' surface gravity is 3.8 m/s2. a. 9.5 m b. 11.9 m c. 15.2 m d. 23.8 m