Vision and Light Chapter 2

Front

What can biologists predict about geckos that are very thin?

Back

They are unable to find enough food to eat.

Front

What is an animal that hunts and eats other animals called?

Back

Predator

Front

What is the order in which light travels for an animal to see an object?

Back

Light travels from a source towards an object, then reflects off of the object and into the eye for an animal to see the object.

Front

What must light do to allow a predator to see its prey?

Back

Reflect

Front

What does it mean to cause light to bounce off a material?

Back

Reflect

Front

What is the definition of 'light'?

Back

Electromagnetic radiation that can be perceived by the human eye.

Front

What is the role of the eye in vision?

Back

The eye receives light reflected from objects and converts it into electrical signals for the brain.

Front

What is reflection in the context of light?

Back

The bouncing back of light when it hits a surface.

Front

What is the difference between a predator and prey?

Back

A predator hunts and eats other animals, while prey is the animal that is hunted.

Front

What is the significance of light in the process of vision?

Back

Light is essential for vision as it allows animals to perceive their environment.