Rock Hound

What type of rock forms when sand, mud and pebbles get pressed together into layers?

• metamorphic rock
• igneous rock
• sedimentary rock
• solid rock

What type of rock forms when a rock is changed by extreme high heat and pressure?

• metamorphic rock
• igneous rock
• sedimentary rock
• hard rock

What type of rock forms when magma or lava cools and becomes solid?

• metamorphic rock
• igneous rock
• sedimentary rock
• bedrock

A sedimentary rock that is thin and can be used in construction.

• granite
• gneiss
• shale
• sandstone

Which of the following rocks is an igneous rock?

• granite
• conglomerate
• limestone
• marble

Which rock was used when building the Washington Monument?

• pumice
• marble
• scoria
• sandstone

Which rock is rough and is less dense than water?

• coal
• scoria
• gneiss
• pumice

With extreme heat and pressure, marble can be formed from what other rock?

• conglomerate
• obsidian
• limestone
• shale

What is the name of this rock?

• granite
• scoria
• pumice
• coal

What is the name of this rock?

• granite
• coal
• obsidian
• shale