CFA Review

What is Matter?

• Anything that takes up space.

• Takes the shape of its container.

• M.E.L.T.S.

• I dont know.

What materials will a magnet attract?

• wood

• aluminum

• iron

• copper

Do like poles attract or repel?

• attract

• repel

• magnetism

• North Pole

What is energy?

• An object with a magnetic force

• force and motion

• The ability to do work.

• a physcial change

What object cannot be changed back into its original form? (irreversible)?

How many path's in a series circuit?

• 3

• 2

• none, the circuit is broken

• 1

How many path's are in a parallel circuit?

• 1

• none, the circuit is broken

• more than 1

• the circuit is decayed

What happens to energy transfer when a circuit is open?

Can energy be created or destroyed?

• yes

• no

• no, it can only be transferred

• yes, into different forms