If Mars were 10 times closer to the Sun, then the Sun would attract Mars with times
(less or more) force.

Acoil formed by wrapping 80 turns of wire in the shape of a square is positioned in a magnetic field so that the normal to the plane of the coil makes an angle of 28.0° with the direction of the field. when the magnetic field is increased uniformly from 200 µt to 600 µt in 0.400 as, an emf of magnitude 80.0 mv is induced in the coil. what is the total length of the wire?

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

What is the speed of an object at a given moment?