Geology Quizs

What could it mean if Mineral Y has a hardness of 3?

• Mineral Y is a type of quartz.

• Mineral X and Mineral Y could be the same mineral.

• Mineral Y is a type of talc.

• Mineral Y is harder than Mineral X.

Which of the following tests can be used to help a geologist describe the cleavage of a mineral sample?

• Trying to break the mineral sample along different directions.

• Observing the color of the mineral sample under sunlight.

• Measuring the hardness of the mineral sample with a scale.

• Examining the mineral sample under a microscope for its texture.

Reason reusable utensils are made of metal rather than plastic.

• Metal is harder and stronger than plastic.

• Plastic is more durable than metal.

• Metal is lighter than plastic.

• Plastic is more environmentally friendly than metal.

Which rock sample would best be classified as an igneous rock?

• Rock formed from sediment compression.

• Rock melts and hardens under the ground.

• Rock created by volcanic activity on the surface.

• Rock that has been altered by heat and pressure.

Mineral X luster.

• Pearly

• Dull

• Metallic

• Vitreous

A pencil is a .....

• Solid

• Liquid

• Gas

• Plasma

Marcus mixed a mystery powder in water and the powder seemed to disappear. What happened to the powder?

• The powder dissolved.

• The powder evaporated.

• The powder settled at the bottom.

• The powder turned into gas.

Which statement below best describes how sedimentary rocks are formed?

• Deposited rock particles, or sediment, are compacted over time.

• Sedimentary rocks are formed from volcanic activity.

• Sedimentary rocks are created through the cooling of magma.

• Sedimentary rocks are formed by the crystallization of minerals.

A geologist is a scientist who studies Earth materials. A geologist wants to test the streak of a mineral. What should she do?

• Rub the mineral sample across a ceramic plate.

• Place the mineral in water to observe its color.

• Heat the mineral to see if it changes color.

• Crush the mineral into a powder and analyze it.

A wet paper towel is a .......

• Solid with liquid in them.

• Liquid with solid in them.

• Gas with liquid in them.

• Solid with gas in them.