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What are the three separate categories of rocks depending on how they were formed?

• Igneous, Metamorphic, and Sedimentary

• Sandstone, Limestone, and Coal

• Ruby, Sapphire, and Emerald

• Granite, Marble, and Quartz

What causes tiny pieces of rocks and dirt to chip away from the mountain?

• Wind and rain

• Sunlight

• Snow

• Animals

What is sediment?

• A chemical that rocks produce

• A type of igneous rock

• Tiny rocks and dirt that sink to the bottom of oceans and lakes

• Molten rock

How is sedimentary rock formed?

• By melting and cooling

• By absorbing water

• By being squeezed together under pressure

• By being exposed to sunlight

Which of the following is an example of sedimentary rock?

• Marble

• Sandstone

• Basalt

• Granite

What happens to layers of rocks and dirt when they become close to molten hot magma?

• They turn into sediment

• They disappear

• They are chemically changed into metamorphic rock

• They become igneous rock immediately

What is magma called when it comes out of the ground?

• Sediment

• Lava

• Basalt

• Coal

What is igneous rock formed from?

• Layers of rocks and dirt squeezed together

• Rocks that have been chemically changed

• Molten rock that cools down and hardens

• Sediment that has been compressed

What is the name of the igneous rock formation at the Giant's Causeway?

• Granite

• Slate

• Basalt

• Marble

What starts the rock cycle over again?

• Rocks being exposed to sunlight

• Rocks being exposed to heat

• Rocks being squeezed under pressure

• Tiny pieces of rocks and dirt being carried away by water