Answer:
It always takes energy to change the motion of an object.
Answer:
B. Objects do not have to touch each other to experience a force.
Explanation:
For example ..One of the noncontact forces is magnetic force whereby a magnetic object will be attracted to another magnetic object of oppsite charged particles, through waves called electromagnetic waves. On the other hand, the two magnetic objects of similar charged particles can repel through electromagnetic waves..
<span>bar graphs are used to compare things between different groups or to track changes over time</span>
Answer:
I think it should be D
Explanation:
This is because the arrow pointing right is bigger than the arrow pointing left. Hence we can conclude the the force acting on the right is greater and hence it is accelerating
I think the anser is B ::::::::::::;:;;;;;;;;;;;;;;;;;;;;;;;;;
