Exploring Rocks and Minerals for Young Learners

Which mineral is known for its ability to float on water?

• Pyrite

• Pumice

• Talc

• Magnetite

What is the term for the color of the powder left behind when a mineral is rubbed against a white tile?

• Luster

• Hardness

• Streak

• Cleavage

Which mineral is the hardest on Mohs scale of hardness?

• Talc

• Quartz

• Diamond

• Topaz

What property of a mineral describes how easily it can be split into sheets?

• Cleavage

• Hardness

• Streak

• Luster

What type of rock forms when melted rock cools?

• Igneous

• Metamorphic

• Sedimentary

• Limestone

What is magma?

• Solid rock ejected from a volcano

• Solid rock within a volcano

• Molten rock ejected from a volcano

• Molten rock within a volcano

Which type of rock forms from sediments being squeezed and stuck together over time?

• Igneous

• Sedimentary

• Metamorphic

• Basalt

What is the smallest size of sediment that can form sedimentary rock?

• Pebbles

• Granules

• Silt

• Clay

What type of rock is formed under great heat and pressure deep within the Earth?

• Igneous

• Limestone

• Sedimentary

• Metamorphic

What are the three layers of the Earth?

• Crust, Mantle, Core

• Crust, Mantle, Surface

• Core, Mantle, Surface

• Core, Crust, Surface