Unit 9

What is the geosphere?

• It is the bigger part of the Earth.

• It is all the water that is in the Earth.

• It is one type of layer.

• It is the solid layer of the Earth.

Minerals are the basic components of the _________.

What is false about minerals?

• Minerals are man-made

• Minerals are solid and inorganic.

• Minerals has a defined chemical composition.

• They have crystalline structure.

What do you call a shiny, solid object naturally occurring with a definite chemical composition?

• Rock

• Mineral

What is the most abundant type of mineral?

• Silicate minerals

• Non-silicate minerals

True or False: Non-silicate minerals don't have silicates in their composition.

• TRUE

• FALSE

What is the use of the MOHS scale?

• To measure the length of a mineral.

• Tells the information about the properties of a mineral.

• To measure the hardness of a mineral.

• It is not useful in geology.

Which is not one of the physical properties of minerals?

• Ordered atomic arrangement

• Surface Colour / Lustre

• Crystal Habit

• Hardness

The ability for a mineral to break along a flat plane or into fibres is called...

• Cleavage

• Lustre

• Hardness

• Surface Colour

Which is the property that measures a mineral's resistance to scratching?

• Surface Color

• Cleavage

• Hardness

• Lustre