Rocks and Their Formation Quiz

What type of rock is often formed when hot lava drips down the outsides of volcanoes and cools to form rocks like granite?

• Sedimentary rock

• Metamorphic rock

• Igneous rock

• Marble

What is the process where rocks are formed, broken down, and reformed as they come out of the molten earth and turn back into dust into rocks again?

• Sedimentation

• Rock cycle

• Weathering

• Erosion

What type of rock is formed when sand, silt, or mud is washed downstream in a river and eventually squeezes together to form layers?

• Limestone

• Igneous rock

• Metamorphic rock

• Sedimentary rock

What is the word for rocks that have been smushed together by huge pressures under very high heat, resulting in a crushed flat appearance?

• Igneous rock

• Sedimentary rock

• Marble

• Metamorphic rock

What is the word for the material in sandstone that once belonged to other rocks?

• Marble

• Sediment

• Granite

• Limestone

What is the word for the process where wind and rain moving over the Earth's surface break rock down into sand?

• Erosion

• Weathering

• Deposition

• Sedimentation

What type of rock is a combination of igneous and sedimentary rocks, formed by heat and pressure smashing the rock until it changes?

• Marble

• Metamorphic rock

• Limestone

• Sedimentary rock

What is the word for the liquid rock that comes out of a volcano and forms pits and bubbles in the rocks?

• Magma

• Lava

• Sediment

• Granite

What is the word for the type of rock that is often formed when sand, silt, or mud is washed downstream in a river?

• Sedimentary rock

• Metamorphic rock

• Igneous rock

• Marble

What is the word for the process where rocks are formed when hot lava drips down the outsides of volcanoes and cools to form rocks like granite?

• Sedimentation

• Weathering

• Igneous rock formation

• Erosion