Exploring Rocks and Minerals

What are rocks made of?

• Rocks are made of minerals.

• Rocks are made of gases.

• Rocks are made of water.

• Rocks are made of organic matter.

What is the most common mineral in rocks?

• Quartz

• Feldspar

• Mica

• Calcite

What does quartz look like?

• Quartz looks like clear or translucent crystals, often hexagonal, and can be found in various colors.

• Quartz is a type of metal that is shiny and silver.

• Quartz is usually found in the shape of round balls.

• Quartz appears as a soft, fluffy material like cotton candy.

Where is most of the sand on beaches made from?

• Plastic debris from pollution

• Coral fragments from reefs

• Quartz from weathered rocks

• Shells from marine life

What can change the shape and size of rocks?

• Biological growth

• Chemical reactions

• Magnetism

• Weathering, erosion, heat, pressure, and tectonic activity.

What is the process called when rocks are changed by water?

• Weathering

• Sedimentation

• Metamorphism

• Erosion

What happens to rocks when waves crash against them?

• Rocks are lifted and moved to new locations by the waves.

• Waves cause rocks to grow larger over time.

• Rocks become smoother and shinier without any change.

• Rocks are eroded and worn down by the force of crashing waves.

How long does it take for rocks to get smaller?

• A few days to a week.

• It can take thousands to millions of years.

• Only a couple of months.

• Within a year or two.

What do rocks become over time?

• Rocks can become soil, sediment, or metamorphic rocks over time.

• Rocks can become plants or animals over time.

• Rocks can become gas or vapor over time.

• Rocks can turn into water or ice over time.

What is one characteristic of quartz?

• Quartz is a liquid at room temperature.

• Quartz is hard and durable.

• Quartz is a type of metal.

• Quartz is soft and fragile.