The stage of the water cycle in which water is heated up from liquid to gas form is called this.

Squirrels, humans, trees, and mushrooms can all be found in this type of ecosystem.

The process of bending a ray of light it called this.

Sound is simply this.

Soil is formed from these things.

The stage in which water vapor is cooled and becomes liquid again in the form of clouds is called this.

In an ecosystem, these are the organisms that break down dead matter.

When light bounces off of a surface, it is called this.

When sound waves bounce back to you after hitting a surface, it is called this.

Earthquakes are a form this kind of change: slow or rapid.

The stage in which water falls back to earth is called this.

In an ecosystem, the source of all energy is this.

This happens to light that comes in contact with a dark surface.

Objects which light can partially pass through are called this.

Magnets will do this when the north and south poles are facing each other.

Water is gathered in lakes, rivers, and oceans in this stage.

Organisms that make their own food are called this.

When white light passes through this object, we can see all the colors of the rainbow.

Objects which light cannot pass through are called this.

Magnets will do this when the north and north poles or south and south poles are facing each other.

An area in which all the water in an area collects is called this.

Organisms that eat other things in order to get energy are called this.

An object that light can easily pass through can be described with this word.

Light is a form of this.

The sun is this kind of thing.