U2L1 - Water and Its Properties Pretest

Front

What is the main component of Earth's surface water?

Back

Approximately 97% of Earth's surface water is salt water, while only about 3% is fresh water.

Front

How do the molecules in solid water (ice) differ from those in liquid water?

Back

In solid water (ice), the molecules are farther apart compared to liquid water, where they are closer together.

Front

What is the relationship between access to clean water and human health in developing nations?

Back

Many developing nations lack access to clean water; this can harm human health.

Front

How should a circle graph showing water distribution be interpreted?

Back

A circle graph can show proportions of salt water, fresh water, and land, with specific labels for each section.

Front

What happens to the shape of liquid water in a container?

Back

Liquid water takes the shape of its container.

Front

What happens to the shape of water vapor in a container?

Back

Water vapor expands to fill the available space in its container.

Front

What percentage of Earth's water is fresh water?

Back

Only about 3% of Earth's water is fresh water.

Front

What is the significance of clean water access in relation to health?

Back

Access to clean water is crucial for preventing diseases and promoting overall health.

Front

What is the difference between the states of water?

Back

Water can exist in three states: solid (ice), liquid (water), and gas (water vapor), each with different properties.

Front

What is a common misconception about water in developing nations?

Back

A common misconception is that clean water is never available in developing nations, while many still lack access.