THURSDAY WARM UPDecember 4

The rock in Grand Canyon National Park is formed from layers of sand, minerals, and shells. Which type of rock is present at Grand Canyon National Park?

A. LavaB. SedimentaryC. MetamorphicD. Igneous

The most important factor in forming the sedimentary rock layers in the picture is-

A. Volcanic eruptionsB. Scorching SunC. Moving WaterD. Earthquakes

Sedimentary rocks are formed from sediments of weathered material that have been eroded and then deposited in layers. This process is called-

A. Temperature and timeB. Deposition and meltingC. Collection and transportationD. Time and pressure

A group of students explored the steps required for sedimentation of rocks. They recorded the results of the process in the table. Which of these best completes the table?

A. LayeringB. TransportingC. CompactingD. Fragmenting

STEPS PROCESS

1 Weathering

2 Erosion

3 Deposition

4 ??????????

What do the processes of the formation of sedimentary rocks and fossil fuels have in common?

A. Sedimentary rocks are the only type of rock where fossils are found which produce energy.

B. Sedimentary rocks and fossil fuels are mixed with fossils to provide energy.

C. Fossil fuels and sedimentary rocks are burned to release energy.

D. Sedimentary rocks and fossil fuels are both formed over a long period of time with high pressure.