Rocks and Minerals Preview

What type of rock is found above Earth's surface?

• intrusive
• extrusive
• surface rock
• subsurface rock

From the options, which item isn't considered a rock by some geologists?

• sedimentary
• igneous
• metamorphic
• meteorite

What rock is made from layers of sediment settling over time? 

• sedimentary
• metamorphic
• igneous
• meteorites

According to the Mohs Scale what is the softest mineral?

• diamond
• quartz
• ruby
• talc 

Do minerals have the same outside color and streak color?

• Yes 
• No

How is a mineral different from a rock?

• Its a resource from Earth
• It can be found underground
• It has a crystal formation
• It can be hard or soft