Forces and Fields in Physics

Front

Opposites _______; like ________.

Back

attract, repels

Front

How do you know that there is a magnetic field around a magnet?

Back

A magnet can make a paper clip move without touching the paper clip.

Front

Tell two ways to decrease gravitational pull between two objects.

Back

Increase the distance between the object and decrease the mass of the object(s).

Front

This is the force that creates resistance when an object slides across a surface.

Back

friction

Front

What happens if you break a magnet in half?

Back

You will have two smaller magnets, each with a north pole and a south pole.

Front

What is the buildup of electric charge on an object?

Back

Static electricity

Front

A sudden flow of electrons between two charged objects is called ______________.

Back

static discharge

Front

The amount of friction is determined by the _________ of the surface(s).

Back

texture

Front

Friction always produces _____ energy.

Back

thermal (heat)

Front

________ is the transfer of energy from a charged object to an uncharged object through direct contact.

Back

Conduction