4G Science 2nd 9wks Review

Front

What is weathering?

Back

Weathering is the process that breaks down rocks and minerals into smaller pieces through natural forces like wind, water, and ice.

Front

What causes pits on the surface of rocks?

Back

Pits on the surface of rocks can be caused by weathering from wind.

Front

What is a horseshoe magnet?

Back

A horseshoe magnet is a type of magnet that is shaped like a horseshoe and has a strong magnetic field at its ends.

Front

What is magnetism?

Back

Magnetism is a force that can attract or repel certain materials, such as iron, due to the alignment of magnetic fields.

Front

What is oil?

Back

Oil is a liquid fossil fuel that is formed from the remains of ancient marine organisms and is used for energy.

Front

What is a nonrenewable resource?

Back

A nonrenewable resource is a natural resource that cannot be replaced after it is used up, such as oil or coal.

Front

What is a disadvantage of using oil energy?

Back

A disadvantage of using oil energy is that it cannot be easily replaced after it is used up.

Front

What is ice wedging?

Back

Ice wedging is a type of weathering that occurs when water seeps into cracks in rocks, freezes, and expands, causing the rocks to break apart.

Front

What is the role of oil-drilling machines?

Back

Oil-drilling machines are used to extract oil from underground deposits.

Front

What happens to oil when it is extracted?

Back

When oil is extracted, it is processed and refined to produce fuels and other products.