Question 2
When discussing how charges interact, we can say that (2 points)
O like charges are attracted
O negative charges attract negative charges
O positive charges attract positive charges
O unlike charges are attracted
Please help !

When you jump from an elevated position you usually bend your knees upon reaching the ground. by doing this, you make the time of the impact about 10 times as great as for a stiff-legged landing. in this way the average force your body experiences is a) less than 1/10 as great. b) more than 1/10 as great. c) about 1/10 as great.d) about 10 times as great.

Anika asks eva to roll a basketball and then a bowling ball to her. which requires more force to roll, and why?

If a hiker that weighs 600 newtons climbs a 50 meter hill, how much gravitational potential energy has the hiker gained?