5th Grade Science Review

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition. Example: Cutting up a poster.

Front

What is the water cycle?

Back

The water cycle is the continuous process by which water is recycled on Earth through evaporation, condensation, precipitation, and collection.

Front

How does erosion affect the land?

Back

Erosion shapes the land by carrying sediment and rock to another location, changing the landscape.

Front

What happens when lake water is polluted?

Back

When lake water is polluted, it can harm aquatic life, leading to the death of animals in the lake.

Front

What is the geosphere?

Back

The geosphere is one of Earth's systems that includes all the solid land, molten rock, and geological features like volcanoes.

Front

What is an example of a chemical change?

Back

An example of a chemical change is frying an egg, where the egg's chemical structure changes.

Front

What is the atmosphere?

Back

The atmosphere is the layer of gases surrounding Earth, essential for weather and climate.

Front

What is the biosphere?

Back

The biosphere is the global sum of all ecosystems, where life exists on Earth.

Front

What is sediment?

Back

Sediment is small particles of rock and soil that are transported by wind, water, or ice.

Front

What is pollution?

Back

Pollution is the introduction of harmful substances or products into the environment, affecting air, water, and land.