Science Review: How We See Things

A place where light comes from is called . . . .

• beam

• reflect

• light source

• ray

Beam is . . . .

• a band of light

• the action of bouncing off a surface

• a place where light comes

• an object

Tags

NGSS.MS-PS4-2

Our main source of light is . . . .

• star

• a lamp

• moon

• sun

Tags

NGSS.MS-ESS1-1

Look at this picture! What is the light source based on the picture?

• sun

• lamp

• moon

• electricity

Tags

NGSS.4-PS3-2

Look at this picture! How does the light travel?

• light travels from the book to lamp, then it reflects off to his eyes.

• light travels from his eyes to the book, then it reflects off to his lamp.

• light travels from the lamp to the book, then it reflects off to his eyes.

• light travels from the lamp to the eyes, then it reflects off to his book.

Tags

NGSS.MS-PS4-2

Reflect is . . . .

• a line that light travels in

• a place where the light comes from

• show in a certain way

• the action of bouncing off a surface

Tags

NGSS.MS-PS4-2

Mirror is very good at reflecting light, because . . . .

• it contains a lot of bumps

• it has smooth and polished surface

• it is dark

• it has clean surface

Tags

NGSS.MS-PS4-2

We call the reflection in the mirror as . . . .

• image

• depict

• reflection

• surface

Tags

NGSS.MS-PS4-2

When we use a periscope, light travels from a source of light to the object. After that, the light reflects off the object and travels to . . . .

• the top mirror

• the bottom mirror

• the light source

• the eyes

Tags

NGSS.MS-PS4-2

Which is the correct diagram to show how a periscope work?

• 
• 
• 
• 

Tags

NGSS.MS-PS4-2