Rubber is which of the following?

conductor

electric field

insulator

electric charge

A receiver is in a jet flying alongside another jet that is emitting 2.0 x 106 Hz radio waves. If the jets fly at 268 m/s, what is the change in frequency detected at the receiver?

What is the difference between a mineral, a crystal and a gem?

If a cart of 4kg mass has a force of 8 newtons exerted on it what is it's acceleration

Why aren't there more craters on earth than the moon.

Given equation is F=mv * v/R what is the relationship exist between F and R?

If a wave were to hit a flexible, moveable surface what will it do?

How powerful is 4kj?

A series of steps that allows someone to conduct an experiment are called a

A coach is hitting pop flies to the outfielders. if the baseball (m = 145 g) stays in contact with the bat for 0.04 s and leaves the bat with a speed of 50 m/s, what is the average force acting on the ball?

The two major ways to transfer charge between two objects are