A 2 kilogram bowling ball is 2.5 meters off the ground on a post when it falls just before it reaches the ground it is traveling
7 m/s assuming there is no air resistance which statement is true
A the mechanical energy is not conserved
B the initial potential energy is less than the final kinetic energy
C the mechanical energy is conserved
D the initial potential energy is greater than the final kinetic energy.
1 answer:
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I thinks or know it is A or B cuz magnets and metal attract
travel through a vacuum at the speed of light. Other waves need a medium; sound waves need molecules that vibrate.
the answer for the question is D. all of the above
Answer:
6 x 10⁸ m
Explanation:
300,000,000 m/s x 2 s
= 3 x 10⁸ x 2
= 6 x 10⁸ m
