All of the following are types of models EXCEPT O a theory.
Dan analogy.
Oa physical replica.
O a mathematical representation.

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

What is an electric motor? explain its operation. 2-3 sentence

Which of the following forces require physical contact? tension air resistance friction magnetic force applied force