Show:
Water
Air
Weather and Water
Earth
Vocabulary
100
What are the largest bodies of water on earth?
Oceans
100

Why is it hard to breathe at the top of a mountain?

There is less air (specifically, oxygen) available.

100

Which could grow to the biggest size, sleet or hail?

Hail.
100
What is the name for the layer of the Earth we walk on?
Crust
100
Define precipitation.
Precipitation is when water falls to the Earth.
200
How much of the Earth is made of water?
3/4
200

What is wind?

Moving air.

200

Does hot air or cold air hold more water vapor?

Hot air.

200
What is the name for the innermost layer of the Earth?
Inner core
200

What does a meteorologist study?

The weather.

300

What is one way water enters the atmosphere?

Evaporation and transpiration.

300

Name three types of precipitation and explain what they are.

Variable answers that could include rain, snow, sleet, hail...

300
How do clouds form?
When water condenses in the atmosphere, it forms into clouds.
300

What are the broken chunks of the earth's crust that float on the mantle called?

Plates.

300

Name 3 minerals our bodies need to survive.

Variable answers.

400
Where on Earth does most of our fresh water come from?
It is frozen in ice caps, and glaciers. It also can come from rivers and fresh water springs.
400

What is humidity?

The amount of water in the atmosphere.

400

How does radar work?

Radio waves bounce off things.

400
What is the crust made of?
Soil, rocks, and water
400

What is an air mass?

A huge body of air with similar temperature, humidity, and air pressure at any given height.

500
Why is ocean water salty?
The salt comes from minerals and materials that are entering the ocean from rivers that open up into the oceans.
500

What gas makes up most of the earth's atmosphere?

Nitrogen.

500
Describe each of the three parts of the water cycle.
Evaporation- when water changes from liquid to water vapor Condensation- when water vapor becomes liquid water and is stored in clouds. Precipitation- When water falls to Earth in any form.
500
Describe what the mantle is made of.
Molten rock (or metals) and lava
500

Define front.

The boundary where air masses meet.