Choose the letter of the correct answer.
1. Magnets have force that attracts materials made of
copper
c. plastic
b. wood
d.) iron
2. When two magnets attract, they
a pull together
c. break
b. change color
d.) push apart
3. When two magnets repel, they
a. break
c. push apart
b. pull together
d. change color
4. Magnets have two ends, the north and south
a. region
c. pole
b. color
d. corner
5. When magnets are
the force of magnetism is stronger.
a. farther apart
c. round
b. rectangular
d. closer together
6. If you break a magnet into pieces, the force exerted by it will
a. stay the same
c. increase
b. decrease
d. get stronger
7. Magnets have invisible
a. magnetic field
c. sound waves
b. electric current
d. signals
8. The place where magnetic force of a magnet is strongest is at its
a. ends
c. sides
b. edge
d. all parts
9. The force exerted by a magnet is
a. push only
c. push and pull
b. pull only
d. no force
10. All magnets have the same
a. colors
b. properties
c. sizes
d. shapes​