The Formation of Beaches

What are beaches made of?

• Sand

• Grass

• Snow

• Concrete

How is sand formed on beaches?

• By volcanic eruptions

• By rivers eroding mountains

• By earthquakes

• By meteor showers

What happens to rocks that fall from cliffs onto beaches?

• They disappear

• They become sand

• They turn into pebbles

• They grow bigger

What brings millions of tonnes of sand and mud to oceans and seas every year?

• Rivers

• Avalanches

• Tornadoes

• Earthquakes

In the tropics, what are many beaches made of?

• Ice

• Lava

• Seashells

• Volcanic ash

What happens to bricks, concrete, and glass on a beach over time?

• They multiply

• They sink into the sand

• They become smooth grains of sand

• They turn into rocks

What is usually found on open, wind-swept coasts instead of sand?

• Grass

• Snow

• Pebbles

• Mud

What is the main source of sand on beaches?

• Eroded rock particles

• Glacial ice

• Volcanic ash

• Meteorites

What happens to seashells on a beach over time?

• They grow bigger

• They turn into rocks

• They disappear

• They become part of the sand

What is usually found at the edge of an ocean, sea, or lake?

• Beaches

• Deserts

• Forests

• Mountains