Rocks

Which type of rock is illustrated?

• clay
• igneous
• metamorphic
• sedimentary

The list shows a feature of a rock. What could be the name of the rock?

• limestone
• granite
• marble
• slate

Which type of rock is represented in the diagram?

• igneous rock
• metamorphic rock
• oceanic rock
• sedimentary rock

Which statement best describes how a metamorphic rock is formed?

• it is made up of small pieces of rock that have been pressed and cemented together
• it was once another type of rock deep inside Earth, but heat and pressure caused the minerals in it to change
• it was once melted rock called magma or lava, and it cooled and hardened into a rock
• it is made up of decayed parts of once-living organisms which have been buried and hardened into a rock

Sandstone and limestone are examples of what type of rock?

• humus
• igneous
• metamorphic
• sedimentary

When lava hardens after a volcanic eruption, what kind of rock is formed?

• igneous
• metamorphic
• sandstone
• sedimentary

Marble and slate are examples of what type of rock?

• igneous
• humus
• metamorphic
• sedimentary

A researcher finds two rocks (A and B) while on a dig. Which characteristic of Rock A allows the researcher to classify the rock as metamorphic?

• presence of large crystals
• presence of minerals lined in bands
• presence of very small crystals
• presence of fossils

A researcher finds two rocks (A and B) while on a dig. Which characteristic of Rock B allows the researcher to classify the rock as sedimentary?

• presence of large crystals
• presence of minerals in bands
• presence of very small crystals
• presence of fossils

A researcher finds two rocks (A and B) while on a dig. How should each rock be classified?

• Rock A- igneous; Rock B- sedimentary
• Rock A- igneous; Rock B- metamorphic
• Rock A- metamorphic; Rock B- sedimentary
• Rock A- metamorphic; Rock B- igneous