What are clouds made of?

Which cloud is large and puffy?

Which kind of cloud is light and feathery?

Which kind of cloud looks like a blanket?

What percentage of your body is water?

How much water does your body need to take in each day?

Anything that takes up space and has weight is ?

The smallest piece of a substance that still has all the qualities of that substance is ?

What are the particles that make up a molecule called?

the TWO atoms which make up water are oxygen and?

In what THREE states does matter exist?

To move rapidly back and forth

hot water vapor

has no shape of its own but fills up a certain amount space

has a definite shape and fills up a certain amount of space

has no shape and does not fill up a fixed amount of space

molecules are closest together in this matter

molecules move the fastest in this matter

What is water's melting point?

What is water's boiling point?

to become smaller

a push or a pull on an object

the ability to do work

energy that is stored

the force which draws things toward the center of the earth

When molecules are heated they ?

water does this right before it freezes ?

When an object is moved it is called ?

clear; allowing light to pass through

the gas that plants take from the air in order to make food

the layer of air surrounding the earth

keeps the blanket of air around the earth

the gas that makes up most of the air

the state of matter air exists in naturally

the gas that people need to breathe and create energy

water vapor in the air is

The process by which liquid becomes water vapor

Any form of water that falls from the clouds

The process of water vapor turning back into water

When water changes from a liquid to a solid or gas over and over

Particles of ice which fall from the sky during some thunderstorms

Tiny crystals of ice formed by frozen water vapor

Which is NOT a form of precipitation?

Rain that freezes while passing through a layer of very cold air.

Warm air is able to hold more water vapor than cold air.

The tight fitting together of water molecules near the water's surface. This allows objects to float on it!

How far does the atmosphere extend?

What does the weight of the atmosphere create?

a dark rain or storm cloud

the amount of water vapor in the air

frozen water vapor formed in clouds

the temperature at which water vapor condenses

a large body of air that has the same temperature and humidity

a cloud close to the ground

Every place on the earth receives the same amount of heat.

The top of a mountain and the sea level have different levels of air pressure.