Metals

11. Which metal is used to make airplane parts?
a) Aluminum
b) Iron
c) Copper
d) Silver

12. Which metal is used to make nuclear reactors?
a) Copper
b) Iron
c) Uranium
d) Silver

13. Which metal is used to make lead-acid batteries?
a) Zinc
b) Iron
c) Copper
d) Lead

14. Which metal is used to make coins in the United States?
a) Gold
b) Silver
c) Copper
d) Nickel

15. Which metal is used to make jewelry?
a) Gold
b) Aluminum
c) Copper
d) Iron