Amplify Grade 4 Unit 2 Chapter 2 Review

Light is not necessary to see objects. Some people see in the dark.

• True

• False

Tags

NGSS.MS-PS4-1

Even the smallest amount of light that is outside at night reflects off of the surface of objects allowing us to see the objects.

• True

• False

Tags

NGSS.MS-PS4-2

Which structure would be most useful to an animal that is nocturnal?

• Long neck for reaching

• Large wings for flying

• Ears for good hearing

A light is on.

An apple is on the table.

A piece of paper in front of my face.

Why can I not see the apple?

• light cannot reach the apple to reflect off of its surfaces.

• the piece of paper is reflecting light energy from the light source

• no light from the light source is able to reach the person

• the light reflected off the apple cannot reach the person’s eyes.

Tags

NGSS.4-PS4-2

An object can be seen when light...

• passes completely through the object without stopping

• reflected from the object and reaches the eye.

• can enter the eye from all directions at the same time.

• is able to reach an object without being reflected.

Tags

NGSS.MS-PS4-2

Which of the following best explains why rabbits have long ears?

• To help them find plants to eat

• To protect them from snow

• To look for a good habitat

• To notice predator sounds

Tags

NGSS.4-LS1-1

We used a “mystery box” as a model in class. When the top of the box was closed and the light was shining on it, could you see inside the eye hole?

• Yes, the light was shining on it.

• Yes, the light went through the lid of the box.

• No, there was no light reaching the object in the box to be able to reflect back into my eye.

• No, the light was shining into my eye.

Tags

NGSS.MS-PS4-2

If an animal hunts for prey at night, their eyes must have....

• low sensitivity light receptors

• high sensitivity light receptors