Light reflection

Presentation

•

Science

•

4th Grade

•

Medium

•

NGSS

MS-PS4-2

Standards-aligned

Molly Emerick

Used 783+ times

FREE Resource

8 Slides • 11 Questions

Light reflection

What is a light wave?

Tiny particles called photons moving very fast.

How are we able to see things?

Light travels in a straight line to an object, bounces off, then travels back to the human eye. We can see!

Behavior of a light wave

Travels in a straight line
Travels very, very fast

Types of light

Natural light: made from Earth
Artificial light: made by man

Multiple Choice

How are we able to see?

Light travels in a circular wave and disappears.

Light travels in a straight line, reflects off an object, and enters the eyeball.

Light travels through the object, circles it, then returns to the eyeball.

Open Ended

Name one type of natural light and one type of artificial light.

Type response here

Properties of a light wave

Reflection: light bounces off the object
Refraction: bending of light - when the light moves from one medium to another (air to water)
Transmitting: light goes through an object
Absorbing: Light soaks into something

Multiple Select

What object below would cause light to reflect off of it?

wall in your house

a pillow

a rug

a mirror

Multiple Choice

Where would you see light refracting (bending)

off a mirror

a fishing pole line that enters the water

a black t-shirt

Multiple Choice

I can see light transmit (go through) what object below?

mirror

window

bed

Multiple Choice

What object may absorb (soak in) light?

white t-shirt

black t-shirt

no t-shirt

How does light travel through objects?

tranparent: all light travels through the object.
translucent: some light travels through the object.
opaque: no light travels through the object

Multiple Choice

Which object below is transparent?

wooden table

a window

a shower curtain

a wall

Multiple Choice

Which object below is translucent?

wooden table

a window

a shower curtain

a wall

Multiple Select

Which objects below are opaque? CHOOSE 2!!!!!

wooden table

a window

a shower curtain

a wall

How do sunglasses help us see?

When light hits an object, the light reflects and enters our eyeballs.
If the light that is reflected is super bright, we may have to close our eyes or shade our eyes.
OR.... WEAR SUNGLASSES!!!

Fill in the Blanks

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Light reflection

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