Topics 3 and 4 Review

Front

What is runoff in the water cycle?

Back

Runoff is the part of the water cycle where water moves across the ground and returns to rivers, lakes, and oceans after precipitation.

Front

What are the four spheres of Earth?

Back

The four spheres of Earth are the biosphere (living things), geosphere (land), hydrosphere (water), and atmosphere (air).

Front

What is acid rain?

Back

Acid rain is rain that has been made acidic by pollutants in the atmosphere, which can harm plants, animals, and buildings.

Front

What is the greenhouse effect?

Back

The greenhouse effect is the process by which certain gases in Earth's atmosphere trap heat, keeping the planet warm.

Front

Which animals live in the hydrosphere?

Back

Fish are examples of animals that live in the hydrosphere.

Front

What is the biosphere?

Back

The biosphere is the part of Earth where life exists, including land, water, and the atmosphere.

Front

What is the geosphere?

Back

The geosphere is the solid part of Earth, including rocks, soil, and landforms.

Front

What natural disaster is NOT caused by the hydrosphere?

Back

An earthquake is NOT caused by the hydrosphere; it is caused by tectonic movements.

Front

How does acid rain affect the biosphere?

Back

Acid rain can harm plants and animals in the biosphere by damaging leaves and altering habitats.

Front

What is precipitation?

Back

Precipitation is any form of water, such as rain, snow, sleet, or hail, that falls from the atmosphere to the ground.