Abeka 8th Science Quiz 8

Ruby and sapphire are forms of __________.

• feldspar
• corundum
• aluminum oxide
• quartz

A metal mixture is called an _______.

• blend
• mixture
• compound
• alloy

The general term for a beautiful mineral prized for its hardness, color, and "fire" is a ___________.

• rock
• mineral
• crystal
• precious stone

The science of extracting metals from the earth and preparing them for use is _________.

• metallurgy
• direct reductionary

• geology
• mining

Emerald and aquamarine are varieties of ________.

• ruby
• sapphire
• beryl
• topaz

Choose the correct metal to fit this description:

used for radiation shielding, automobile batteries, and small-arms ammunition

• copper
• lead
• aluminum
• zinc

Choose the correct metal to fit this description:

lightweight, silvery metal used to make aircraft parts, automobile wheels, kitchen foil, and soft drink cans

• Steel
• Titanium
• Aluminum
• Copper

Choose the correct metal to fit this description:

reddish-orange metal often used for electrical wiring

• aluminum
• iron
• gold
• copper

Choose the correct metal to fit this description:

abundant metal that is the primary ingredient of steel

• Iron
• Lead
• Copper
• Aluminum

Choose the correct metal to fit this description:

white-gray metal more valuable than gold

• platinum
• aluminum
• copper
• silver