A teenager throws a 7.26 kg rock into a lake, trying to make a big splash. If the rock is travelling at a speed of 7.5 m/s, how much kinetic energy does the rock have?
1 answer:
Explanation:
K.E = 1/2mv²
1/2 x 7.26 x 7.5²= 204.19j
You might be interested in
B, I think, because by saying that the ice cube has a lower heat capacity means that it cannot stead heat enough to last longer then the water and pool.
Answer: c
Explanation:
the roots absorb water and minerals from the soil and anchor the plant in the ground.
Answer: Incinerator will be ur answer
<span>because they have an enhanced sight due to the amount of magnification and objective lens</span>
Air, water, some kind of food or sustenance <span />