PHS: Exploring Science 8H Rocks - Sedimentary Rocks

When moving water, ice or wind drops rock fragments or grains, it is ...?

• deposition

• rock dropping

• sedimentation

• accumulation

When layers of sediment or rock are squashed by the weight of sediment above them, it's known as ...?

• compaction

• sedimentation

• deposition

• cementation

The process in which water is squeezed out of the spaces between pieces of rock, leaving minerals behind that stick pieces of rock together is known as...?

• cementation

• gluing

• adhesion

• compaction

Deposition, compaction and cementation together form what type of rocks?

• sedimentary

• igneous

• metamorphic

What can be formed when dead animals and plants become covered in layers of sediment before they rot away?

• fossils

• shells

• sand

• metamorphic rock

Which of these are types of sedimentary rock? (two answers)

• sandstone

• limestone

• granite

• marble

Which type of rock is formed from magma?

• igneous

• sedimentary

• metamorphic

Which type of rock is formed from many layers deposited on top of each other?

• sedimentary

• igneous

• metamorphic

Which type of rock is formed by intense heat and pressure changing other types of rocks?

• metamorphic

• igneous

• sedimentary

What do we call the way that the three types of rocks are linked, in terms of their formation?

• rock cycle

• rock circuit

• heavy rock

• rock and roll