Directions: Read each item carefully then WRITE the letter of the best answer
1. Magnetism is a force that
a. pushes or pulls
b. freezes matter c. expands and contracts d. attracts wood
2. Choose the one that correctly describes magnetism.
a, magnet attract, while opposite poles repel. c. magnet repel, while opposite poles attract.
b. magnet expand, while opposite poles contract. d. magnet contract, while opposite poles
expand
3. How does a compass work? A compass
a. helps us find which way gravity is pulling. c. tells us something about direction forces
b. a magnetic needle to point out direction.
d. tells us the time in different parts of the world
4. What is the name for the type of electricity that happens when you drag your feet on the
carpet and shock your friend?
a. Current electricity b. Magnetic electricity c. Simple electricity d. Static electricity
5. What is the name for the type of electricity that happens when lightning strikes?
a. Simple electricity b. Current electricity
c. Static electricity d. Magnetic electricity
6. What is the name of the force that attracts or repels materials?
a. current
b. electricity
c. magnetism
d. capacitors
7. Which of the following is NOT part of an electromagnet?
a. Wire
b. Iron
c. Toothpick
d. Power source
8. What are the ends of a magnet called?
a. East & west poles b. Left & Right ends c. North & South ends d. North & South pole
9. If I were to try to connect the North pole of one magnet to the North pole of another magnet,
the two poles would:
a. attract
b. repel
c. absorb
d. transfer
10. If I were to try to connect the North pole of one magnet to the South pole of another magne
the two poles would:
a. attract
b. repel
c. absorb
d. transfer
11. Why is the wire used in an electromagnet coiled?
a. It has more force
b. It makes the electromagnet stronger
c. It controls the field of attraction d. It controls the flow of electricity​