Vision and Light

Environment

All the living and nonliving things in an area.

Explanation

A description of how something works or why something happens.

Evidence

Information that supports an answer to a question.

Function

What something can do.

Investigation

An attempt to find out about something.

Model

Something scientists make to answer questions about the real world.

Observe

To use any of the five senses to gather information about something.

Predator

An animal that hunts and eats other animals.

Prey

An animal that is hunted and eaten by other animals.

Process

To change information from one form to another.

Receptor

A structure that responds to information coming in from the environment.

Reflect

To cause light to bounce off material.

Sense

How an animal gets information from its environment.

Sensitive

Responding to small amounts of information.

Sensitivity

How strongly something responds to information.

Structure

The way something is shaped or what it is made out of that makes it good for a specific function.

Survive

To stay alive.

Variable

Something that can change in an investigation.

Vision

The ability to see.