Year 7 - Rocks and Minerals

What is a mineral?

• A type of rock

• A natural, solid substance with a specific chemical makeup

• Any metal found in nature

• A small crystal

Which of these is NOT a characteristic of a mineral?

• Naturally occurring

• Made of one element

• Solid

• Inorganic

Which of these is an example of a mineral?

• Diamond

• Granite

• Sandstone

• Marble

What does the Mohs Hardness Scale measure?

• The mineral's size

• The mineral's weight

• The mineral's hardness

• The mineral's colour

What’s the difference between a mineral’s streak and its color?

• Streak is always darker

• Color is only seen in sunlight

• Streak and color are the same

• Streak shows color when scratched

Which mineral property describes how it breaks along flat surfaces?

• Hardness

• Luster

• Cleavage

• Density

What is a rock?

• A hard mineral

• A type of crystal

• A solid material made of minerals

• A metal

How are igneous rocks formed?

• From sediment

• By cooling and solidifying of magma

• From layers of sand

• Through intense pressure only

Where would you most likely find igneous rocks?

• River beds

• Deserts

• Deep oceans

• Volcanoes

Which type of rock often contains fossils?

• Igneous

• Sedimentary

• Metamorphic

• Volcanic