Chapter 13: The Rock Cycle, Rocks, and Weathering Quiz

What causes the heavier rocks to roll along the riverbed and form smooth round pebbles?

• Wind

• Flowing water

• Sunlight

• Earthquakes

What happens to larger pieces of materials like trees, cars, and huge boulders during floods?

• They grow bigger

• They get carried along

• They shrink

• They disappear

What determines the type of sedimentary rock formed?

• Temperature of the water

• Type of river

• Size of the rock fragments

• Color of the sediment

How is flint formed?

• From volcanic eruptions

• From ancient seas

• From desert sand

• From glacier movements

What must sedimentary or igneous rocks be subjected to in order to form metamorphic rocks?

• Different conditions of temperature and pressure

• Intense sunlight

• Strong winds

• High humidity

What is the importance of water in the rock cycle?

• It causes earthquakes

• It forms mountains

• It creates rocks

• It erodes rocks and transports sediment

What is the rock cycle called a cycle?

• Because it's a triangle

• Because it's a square

• Because it's a straight line

• Because it goes round and round

How long does it take for sediment to become sedimentary rocks?

• A few days

• A few hours

• A few weeks

• Over millions of years

How is marble formed?

• By freezing water

• By volcanic activity

• By the intrusion of magma into beds of limestone

• By strong winds

Water is important in the rock cycle because _______

•  it erodes rocks

• it transports sediment

• both of these

• none of these