Light and shadow

Which is NOT a source of light?

• firefly

• ball

• sun

• torch

Which source of light is natural?

• firworks
• lightbulb
• lightning
• headlights

Light travels in..

• waves
• circles
• a straight line

Tags

NGSS.4-PS4-1

NGSS.4-PS4-2

We can see things around us because of light reflecting off the object and into our eyes?

• True

• False

Tags

NGSS.4-PS4-2

Which object would be the best at reflecting light?

• Mirror

• Tree

• Book

• Ruler

Smooth surfaces _______ a lot of light.

• reflect
• bend
• absorb
• twist

Tags

NGSS.4-PS4-2

A boy saw a butterfly when he turned on his lamp.

Which of the following shows how the path of light enabled the boy to see the butterfly?

• from lamp to butterfly to boy

• from lamp to boy to butterfly

• from boy to lamp to butterfly

• from boy to butterfly to lamp

Tags

NGSS.4-PS4-2

Sameer draws a diagram of his science investigation.

a  Draw two arrows on the diagram to show the direction light travels.

b. Complete these sentences about light.

 

Light travels in ______________ lines.

When light reaches the mirror the light changes direction because it is __________

.

What type of diagram has Sameer drawn?

Choose the correct answer.

• Energy diagram

• Light diagram

• MIrror diagram

• Ray diagram

Look at the picture of a tree next to the water

Write down the word that is used to describe the image of the tree in the water.