NWEA Science Review

Front

What are hurricanes and how can they be helpful?

Back

Hurricanes are powerful storms that can provide a lot of rain, keeping wells flowing. They may also remove non-native plant species, allowing native species to grow.

Front

Which layer of the Earth's atmosphere is closest to the surface?

Back

The Troposphere is the layer of the Earth's atmosphere that is closest to the surface.

Front

What happens to water if enough heat is taken away?

Back

If enough heat is taken away from a container of water, it will become a solid (ice).

Front

What is an example of water changing its state of matter?

Back

An example of water changing its state of matter is steam rising from a kettle.

Front

What is erosion and how does it affect land next to the ocean?

Back

Erosion is the process where waves erode the shoreline and carry grains of sand away. It can be managed by using sandbags to stop erosion along the coast.

Front

What is the definition of the Troposphere?

Back

The Troposphere is the lowest layer of Earth's atmosphere, where weather occurs and where we live.

Front

What is the process of water turning into gas called?

Back

The process of water turning into gas is called evaporation.

Front

What is the effect of planting trees on soil erosion?

Back

Planting trees helps slow down soil erosion because their roots keep the soil in place.

Front

What happens to water when it boils?

Back

When water boils, it turns into steam, which is a gas.

Front

What is the definition of erosion?

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by natural processes such as wind or water.