D. Mechanical energy remains unchanged.
Mechanical energy = Potential energy + Kinetic energy
So if potential energy decreases, then kinetic energy must increase so that the system is balanced.
Explanation:
C.
Object A will require more force to be set in motion but will travel faster than object B.
2. true
Answer:
14400 kg
Explanation:
According to Newton's second law of motion, F = ma
F = 3600 N
a = 4m/s2
3600 = m/4
3600*4 = m
m = 14400 kg
Therefore the mass of the car is 14400 kg
Hope u understand
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Cell phones use RF waves from nearby cell towers. RF waves fall in between FM radio waves and microwaves
Answer:
but where are the options?
