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Rocks and Minerals Formation

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Questions and Answers

What are rocks made from?

Solid chemical compounds that occur naturally on Earth (correct)

Interlocking metal crystals

Liquids and gases

Broken fragments of plastic

How are some rocks made up from broken fragments or grains of older rocks and minerals?

Melted and reformed

Blown apart by wind

Cemented together (correct)

Compressed into a liquid state

What happens to rocks over thousands and millions of years?

They shrink in size

They are broken down, moved around, and deposited in different places (correct)

They remain unchanged forever

They turn into liquid

What is the name for the process where rocks on the Earth’s surface are broken down into smaller pieces by water, ice, wind, plants, and animals?

Weathering Signup and view all the answers

What are the broken up pieces of rocks called?

Sediment Signup and view all the answers

What are sedimentary rocks made up of?

Grains Signup and view all the answers

What is a rock called if it allows water, air, or oil to flow through it?

Permeable Signup and view all the answers

What is the name for rocks that have been changed over time?

Metamorphic Signup and view all the answers

What is molten rock called when it is below the surface of the Earth?

Magma Signup and view all the answers

What can Sedimentary rocks contain that become trapped in the sediment before it becomes a rock?

Fossils Signup and view all the answers

What is the primary role of chlorophyll in photosynthesis?

Absorbing energy from sunlight Signup and view all the answers

Which pigment absorbs energy that chlorophyll a does not absorb in photosynthetic organisms?

Chlorophyll b Signup and view all the answers

What is the source of oxygen formation during photosynthesis?

Water Signup and view all the answers

What is the function of accessory pigments in photosynthesis?

Absorbing energy not absorbed by chlorophyll a Signup and view all the answers

What type of energy does chlorophyll a absorb primarily?

Violet-blue and reddish orange-red wavelengths Signup and view all the answers

What links the lipid-soluble hydrocarbon tail and the hydrophilic head of chlorophyll molecules?

Ester bond Signup and view all the answers