Cambridge Science 6th Grade Unit 8: The Earth (Review Test)

What type of rock is Rock D which formed from hot lava that cooled?

• Igneous Rock

• Metamorphic Rock

• Sedimentary Rock

What type of rock is Rock E which is changed by heat from the lava?

• Igneous

• Sedimentary

• Metamorphic

Rocks A, B and C are formed from little grains of sediment that are stuck together. What type of rocks are these?

• Igneous

• Metamorphic

• Sedimentary

Tags

NGSS.MS-ESS1-4

Which of the following is the remain of living organisms that have lived million years ago that changed into rock?

• Soil

• Fossils

• Rocks

• Minerals

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Sedimentary rocks were formed through many processes. Which of the following is the first part of the process wherein rock fragments are formed?

• deposition

• weathering

• erosion

• abrasion

Sedimentary rocks were formed through many processes. Which of the following processes when the rocks settle down on the bed of the river because they are heavy to be carried?

• deposition

• weathering

• erosion

• abrasion

Which statement is FALSE about the difference of properties between sedimentary and igneous rock?

• Sedimentary rocks are porous and igneous rocks are generally non-porous.

• Sedimentary rocks are very hard, while igneous rocks are formed due to heat and pressure.

• Sedimentary rocks may contain fossils, while igneous rocks do not.

• Sedimentary rocks are softer than igneous rocks.

What is the scientific term for someone who studies rocks?

Rocks that are formed when molten ___________ cools are called igneous rocks.

Which two metals are found in the area at the center of the Earth?