Rocks and Minerals Unit Test Review

Which property of the galena and calcite is being tested in the picture?

• Density
• Hardness
• Streak
• Luster

Which property of the calcite is being tested?

• Streak
• Hardness
• Cleavage
• Fracture

What is the best information to identify a mineral?

• size and streak
• color and luster
• color and fracture
• streak and hardness

________________ describes the color of the minerals powder

• Color
• Hardness
• Fracture
• Streak

Which of the following describes the procedure that can be used to test the hardness of a mineral?

• Scratch the mineral with items such as a penny, a nail, or your fingernail.
• Rub the mineral on a tile and observe the color of the powder left behind.
• Find the mass and volume of the mineral, and then divide the mass by the volume.
• Break off pieces of the mineral and observe the pattern of the break.

This rock was formed by smaller pieces of rock that settled at the bottom of a lake thousands of years ago. What type of rock is this?

• Sedimentary

• Igneous

• Metamorphic

What is sedimentary?

• Formed by heat and pressure
• Formed by heat and cooling
• Layered rock formed by compaction
• All of the above

What layer would be the oldest in the pictured cross section?

• Top layer

• Middle layers

• They are all the same age

• Bottom layer

Tags

NGSS.MS-ESS1-4

Rocks are classified by

• How they look

• How old they are

• How they are formed

• Their color

All rocks are composed of

• fossils

• cells

• metals

• minerals

Tags

NGSS.MS-ESS3-1