Metamorphism and Rock Transformation

The video tutorial explains the formation of metamorphic rocks, focusing on contact and regional metamorphism. It describes how heat and pressure lead to the transformation of rocks, with contact metamorphism caused by heat from magma or lava, and regional metamorphism resulting from pressure at convergent plate boundaries. The video also covers the progression of metamorphism from shale to gneiss and the formation of foliated patterns in rocks.

What are the two main factors that cause metamorphic rocks to form?

• Compaction and cementation

• Cooling and solidification

• Heat and pressure

• Erosion and weathering

What is the primary cause of contact metamorphism?

• Pressure from tectonic plates

• Erosion by water

• Heat from magma or lava

• Cooling of sediments

In contact metamorphism, what happens to rocks when they come into contact with magma?

• They melt completely

• They are eroded

• They are burned and change form

• They remain unchanged

What is the main factor that causes regional metamorphism?

• Heat from the sun

• Cooling of magma

• Pressure from converging plates

• Erosion by wind

Which type of rock is the starting point in the progression of metamorphism discussed in the video?

• Granite

• Shale

• Sandstone

• Limestone

What is the final metamorphic rock formed in the progression from shale?

• Schist

• Slate

• Gneiss

• Phyllite

What happens to gneiss if additional heat and pressure are applied?

• It remains unchanged

• It turns into shale

• It melts into magma

• It becomes sedimentary rock

What is the result of pressure on mineral grains in metamorphic rocks?

• They dissolve

• They form random patterns

• They become smaller

• They align to form foliation

Which igneous rock is mentioned as transforming into gneiss?

• Basalt

• Diorite

• Granite

• Rhyolite

What should students do after completing the flow chart on workbook page four?

• Submit it via email

• Upload a picture on Schoology

• Share it with a classmate

• Print it out