SCIENCE STAAR REVIEW

Front

What are fossil fuels?

Back

Fossil fuels are natural resources formed from the remains of dead plants and animals over millions of years. They include coal, oil, and natural gas.

Front

Why are fossil fuels considered non-renewable?

Back

Fossil fuels are considered non-renewable because they take millions of years to form, and once used, they cannot be replaced within a human lifetime.

Front

What are the three main types of fossil fuels?

Back

The three main types of fossil fuels are coal, oil, and natural gas.

Front

How are fossil fuels formed?

Back

Fossil fuels are formed from the remains of dead plants and animals that are buried under layers of sediment and subjected to heat and pressure over millions of years.

Front

What is a shadow?

Back

A shadow is a dark area or shape produced by a body coming between rays of light and a surface.

Front

How can shadows help us tell time?

Back

Shadows can help us tell time by indicating the position of the sun in the sky, which changes throughout the day.

Front

What geological process can form valleys?

Back

Valleys can be formed by the movement of glaciers, erosion from water, or tectonic activity such as earthquakes.

Front

What is erosion?

Back

Erosion is the process of moving sediment and soil from one place to another, often caused by water, wind, or ice.

Front

What is the difference between erosion and deposition?

Back

Erosion is the movement of materials, while deposition is the process of laying down or depositing those materials in a new location.

Front

What happens to water when it evaporates?

Back

When water evaporates, it changes from a liquid state to a gas state, known as water vapor.