Author Question: In a closed system, the kinetic energy plus the potential energy is a constant. a. True b. False ... (Read 127 times)

CBme · **on:** Jul 29, 2018

In a closed system, the kinetic energy plus the potential energy is a constant.
a. True
b. False
Indicate whether the statement is true or false

Question 2

If the velocity of an aircraft is doubled, the kinetic energy of the aircraft is also doubled.
a. True
b. False
Indicate whether the statement is true or false