Chapter 4.3 Sedimentary Rocks

What are sedimentary rocks made of?

• Pebbles, sand, silt, and clay

• Crystals and minerals

• Volcanic rocks

• Metamorphic rocks

How do sediments settle out of water?

• By evaporation

• By precipitation

• By compaction and cementation

• By erosion

Tags

NGSS.MS-ESS2-4

What determines the type of sedimentary rock that can form?

• The color of the sediments

• The size of the sediments

• The shape of the sediments

• The weight of the sediments

How do clastic sedimentary rocks form?

• By precipitation of minerals

• By compaction and cementation of sediments

• By volcanic activity

• By metamorphism

Tags

NGSS.MS-ESS2-1

Which sedimentary rock is made of sand-sized particles?

• Conglomerate

• Breccia

• Sandstone

• Siltstone

What type of sedimentary rock is limestone?

• Clastic

• Bioclastic

• Organic

• Chemical precipitate

What type of sedimentary rock is coal?

• Clastic

• Bioclastic

• Organic

• Chemical precipitate

How do chemical sedimentary rocks form?

• By compaction and cementation of sediments

• By precipitation of minerals

• By volcanic activity

• By metamorphism

Tags

NGSS.MS-ESS2-4

What is the mineral halite commonly known as?

• Rock salt

• Gypsum

• Sandstone

• Limestone

Why does sandstone allow water to move through it easily?

• Because it is porous

• Because it is compacted

• Because it is cemented

• Because it is crystalline