What is a chemical sedimentary rock?

• Rock that forms from fragments of minerals and rocks cement

• Rock that forms when chemicals dissolve in water and minerals crystallize out of the solution

• Rock that forms from the remains of plants and animals

• Rock that forms when sediment compacts or cements in layers on the earth's surface without heat or pressure

What is a clastic sedimentary rock?

• Rock that forms from the remains of plants and animals

• Rock that forms when chemicals dissolve in water and minerals crystallize out of the solution

• Rock that forms when fragments of minerals and rocks cement

• Rock that forms when sediment compacts or cements in layers on the earth's surface without heat or pressure

What is an organic sedimentary rock?

• Rock that forms from fragments of minerals and rocks cement

• Rock that forms when chemicals dissolve in water and minerals crystallize out of the solution

• Rock that forms from the remains of plants and animals

• Rock that forms when sediment compacts or cements in layers on the earth's surface without heat or pressure

What is sediment?

• Particles of rock, sand, soil, and plant and animal remains

• Rock that forms from fragments of minerals and rocks cement

• Rock that forms when chemicals dissolve in water and minerals crystallize out of the solution

• Rock that forms from the remains of plants and animals

What is sedimentary rock?

• Rock that forms from fragments of minerals and rocks cement

• Rock that forms when chemicals dissolve in water and minerals crystallize out of the solution

• Rock that forms from the remains of plants and animals

• Rock that forms when sediment compacts or cements in layers on the earth's surface without heat or pressure

What causes sedimentary rocks to form?

• Heat and pressure

• Compaction and cementing of sediment

• Melting of rocks

• Evaporation of water

What is a fossil?

• A type of sedimentary rock

• The physical remains of a plant or an animal preserved in rock or in the earth's crust

• A chemical compound found in rocks

• A type of mineral

What is the main component of skeletons and seashells that form sedimentary rocks?

• Silica

• Calcium carbonate

• Iron oxide

• Sodium chloride

What role does calcite play in forming sedimentary rocks?

• It melts the sediment

• It dissolves in water to make natural glue, cementing the sediment

• It evaporates to form crystals

• It breaks down rocks into smaller particles

Which type of sedimentary rock is formed from plant and animal remains?

• Clastic sedimentary rock

• Chemical sedimentary rock

• Organic sedimentary rock

• Igneous rock