The pressure exerted by a body is 8650 Pa when it is placed on a wooden plank. If the area of contact is 2500 cm2 , find the weight of
the body?

Standing side by side ,you and a friend step off a bridge at different times and fall for 1.6s to the water below. your friend goes first, and you follow after he has dropped a distance of 2.0m. when your friend hits the water, is the seperation between the two of you 2.0m or more than 2.0m? verify your answer with a calculation.

When the force acting on an object points at least partially in the direction of the motion the work done is considered to be negative

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely