Rock Cycle and Earth Layers

Geologists have classified rocks into three major groups of rocks which are:

• inorganic, organic and chemical rocks

• igneous, sedimentary and metamorphic rocks

• metamorphic, chemical and non chemical rocks

• sedimentary, inorganic and igneous rocks

A rock that forms from many small fragments of other rocks is a(n)

• igneous rock

• metamorphic rock

• sedimentary rock

• extrusive rock

Tags

NGSS.MS-ESS2-1

Which type of rock is made by small bits of rock, mud, or sand compacted and cemented together?

• Coal

• igneous

• metamorphic

• sedimentary

Which type of rock is made from lava or magma cooling?

• igneous

• sedimentary

• metamorphic

Which type of rock is made from a rock being changed by heat and pressure?

• Smooshed Rock

• igneous

• metamorphic

• sedimentary

Tags

NGSS.MS-ESS2-1

Which type of rock is heated and pressurised but does NOT melt?

• igneous

• hard rock

• metamorphic

• sedimentary

Sediment goes through _________________ to become sedimentary rock.

• heat and pressure

• compacting and cementing

• weathering and erosion

• melting and cooling

Fossils are found in ____________ rocks.

• metamorphic

• magma

• igneous

• sedimentary

Tags

NGSS.MS-ESS2-3

___________________ rock means FIRE and is formed from melted rock either from magma below Earth's crust or from lava above it

• sedmetary
• igneous
• metamorphic
• magma

Which type of rock forms from heat and extreme pressure?

• Igneous

• Sedimentary

• Organic

• Metamorphic

Tags

NGSS.MS-ESS2-1