Answer:
Explanation:
A: as long as the height does not change, there is no work being done going from 1 place to the next.
B: Here's where the work is being done for A. You lift the box from ground level to the height where it settles.
C: If there is friction involved (and it sounds like there is) then there is work being done against the friction.
D: same explanation as C.
Answer: 120V
Explanation: In a parallel circuit, the voltage is the same and resistance doesn't matter.
Because of inertia (Newton's First Law), the person will keep moving forward with the same velocity that they were travelling before the collision. Also, following Darwin's Law of natural selection, it is a mechanism for removing undesirable traits (idiocy) from the human gene pool.
The air temperature would drop quickly compared to the soil because the difference between solid and gas. But the ground will stay cooler longer than the air because it contains it better than the air.
A natural rock formation. Hope this helped.
