Electrons are like tiny magnets, with each having a north and south pole.

A student made a paper clip chain using a magnet to determine if the junkyard magnet can turn the pieces of metal near it into magnets. Before using the magnet, the paper clips did not stick together. He used the magnet to get the paper clips to form a chain. He took the magnet away and the paper clips did not fall apart. The results provide evidence that can be used to _________ the claim that the junkyard magnet turns the pieces of metal that are near it into magnets.

If you and a friend were to ride the bumper cars at an amusement park, can you bump your friend’s car harder than he/she bumps you? Why or why not?

Newton’s first law states:

Which of the following will affect the motion of the horse in the horse and cart problem?

If the mass of a bumper car doubles, how will the kinetic energy be affected?

The relationship between velocity and kinetic energy is

Newton’s third law states:

When assessing the motion of an object

Am I “happy” with my grade? What can I do to improve my grade for the next test?