A person weighing 600 N pushes against a box with a force of 20 N, but the box does not move. The box weighs 3,000 N. The force that the box exerts on the person is

An experiment is designed to test the relationship between the initial height of a basketball before it is dropped to the height of its rebound bounce. the height of the rebound bounce is measured using a scale positioned behind the ball. in the above experiment, which condition would not be controlled? a). the starting height of the ballb). the surface the ball bounces on c). the type of ball d). the method to measure the rebound height of the ball

Natural forces that can alter ecosystems include seasons and climate changes. t or f

The solid that is formed and usually sinks to the bottom of a solution is the