B Directions: Read and understand each question carefully. Encircle the letter of the correct
answer
1. Which of the following terms is used to describe a substance that can be bent or rolled
into thin sheets
a. Thermal conductivity b. Malleability c. Magnetism d. Electrical conductivity
2-3. Which of the following metals are magnetice (Encircle the two letters of the correct
answer)
a. Iron
b. Sodium
c. Aluminum d. Nickel
4. Household radiators are made from steel, which is an alloy containing the metal iron.
Which of the following properties of iron makes it an ideal material to make radiators froma
a. Thermal conductivity
c. Electrical conductivity
b. Magnetism
d. High melting points
5. Which of the following metals would be the best metal to use to make a saucepan?
a. Copper
b. Mercury
c. Sodium
d. Magnesium
6-7. Some modem car bodies are made from the metal aluminum. Which of the properties
below makes aluminum a good metal for making car bodies? (Encircle the two letters of
the correct answer)
a. Malleable
c. Low density
b. Low strength
d. Good electrical conductivity
8-9. Cast iron fireplaces can be used in homes to generate heat and light. Which of the
properties below make iron an ideal material to manufacture these fireplaces? (Encircle
the two letters of the correct answer)
a. Malleable
c. High density
b. High melting point
d. Good thermal conductivity
10. Why some metals can be stretched into thin wires.
a. Because they are ductile
c. Because they are malleable
b. Because they are soft
d. Because they are shiny

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I'll payback :>
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