Rocks

A rock that contains fossil seashells was most likely formed as a result of?

• Volcanic activity
• Sedimentation
• Heat and pressure
• . Magma and cooling

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS2-1

Sedimentary rock is formed when grains of sediment undergo

• metamorphism
• compaction and cementation
• melting
• solidification

Cuando las rocas sufren erosión, intemperie, compactación y cementación, se convierte en:

• magma

• roca ignea

• roca sedimentaria

• conos volcanicos

The diagram show layers of sedimentary rocks and examples of their fossils. Which layer contains the oldest fossils?

•  Layer 1
• Layer 2
• Layer 3
• Layer 4

Tags

NGSS.MS-LS4-1

NGSS.MS-ESS1-4

What are strata?

• mineral fragments
• minerals crystallized out of solution
• fossils in sedimentary rock
• layers in sedimentary rock

What kind of sedimentary rock is made of fragments of rocks cemented together by a mineral?

• organic
• stratified
•  chemical
•  clastic

What kind of sedimentary rock is made from solutions of dissolved minerals and water?

• organic
• chemical
• stratified
• clastic

What kind of sedimentary rock is made from fossils?

• organic
• stratified
•  chemical
• clastic

What is the process called in which sedimentary rocks are arranged in layers?

•  erosion
• extrusion
• weathering
• stratification