Rocks and Soil Test Review

Rocks can have a metallic or nonmetallic _____________.

• color

• luster

• texture

• hardness

What are four ways to classify a rock?

• color, texture, shape, and smell

• colore, texture, luster, and hardness

True or False:

The Mohs scale is used to measure how colorful a rock or mineral is.

• False. The Mohs scale is used to measure hardness.

• True. The Mohs scale is used to measure color.

I have a mystery rock that can be scratched with my fingernail. What might its hardness be?

• 1 or 2

• 4

• 6 or less

• 10

Metallic or nonmetallic describes a rock's ____________.

Rocks with coarse-grains have textures that would be described as what?

• smooth

• rough

• colorful

• shiny

What property am I using to classify rocks if I am using my sense of touch?

• color

• luster

• shape

• texture

A scratch test helps me classify a rock based on its _____________.

• color

• luster

• hardness

• texture

What tool might you use to observe a rock that has a small-grained texture?

• a ruler

• a magnifying glass

• goggles

If soil is fertile, that means...

• it is sandy

• it is bedrock

• it has tiny particles

• it is good for growing plants