Review for Investigating the Natural World

How is soil formed from rocks?

• rocks are melted in the core of the Earth

• soil is made from unicorn poop

• rocks are weathered down into tiny pieces

• rocks are moved around the Earth by earthquakes

How do volcanoes change Earth's surface?

(Choose all of the correct answers)

• throws ash and rocks into the air

• forms new land

• causes landslides

• causes avalanches

How can you conserve water?

• Use disposable water bottles

• Take long showers

• Turn the water off when brushing your teeth

• Leave the water on while doing dishes

Heavy rain causes...

• landslides

• earthquakes

• volcanoes

• tsunamis

Earthquakes changes the Earth's surfaces by...

• Throwing rock and ash into the air

• Causing giant waves

• Forming new land

• Shaking the ground violently

Soil is made from...

• Volcanic ash

• Decomposed plant and animal remains and rocks

• Trees and leaves

• Decomposed rocks and plants and animals

How are plants a part of soil?

• They weather down and become soil

• They grow and survive in soil

• They survive and die in soil

• They decompose and become soil

What is weathering?

• the breakdown of rocks into very tiny particles by gravity, water, wind, and ice

• the breakdown of plants into very tiny particles by gravity, water, wind, and ice

• the breakdown of animals into very tiny particles by gravity, water, wind, and ice

• the breakdown of soil into very tiny particles by gravity, water, wind, and ice

What causes rapid changes to Earth?

(choose all that are correct)

• Volcanoes

• Landslides

• Weathering

• Erosion

What does conserve mean?

• To use more of something

• To use less of something

• To create something

• To destroy something