If the momentum of an object is tripled, its kinetic energy will change by what factor?
a. zero
b. one-third
c. three
d. nine
d
You might also like to view...
With respect to heavy elements, the stars of the Halo are ________ in metals
Fill in the blank(s) with correct word
A certain heat engine extracts 1.30 kJ of heat from a hot temperature reservoir and discharges 0.70 kJ of heat to a cold temperature reservoir. What is the efficiency of this engine?
A) 54% B) 86% C) 46% D) 13% E) 27%
A ball drops some distance and loses 30 J of gravitational potential energy. Do not ignore air resistance. How much kinetic energy did the ball gain?
A) more than 30 J B) exactly 30 J C) less than 30 J D) Cannot be determined from the information given.
If the Moon appears half lit, and is almost overhead about 6:00 AM, its phase is
A) full. B) first quarter. C) waxing crescent. D) waning crescent. E) third quarter.