Science Year 4 Light Part 1

How does the light travels?

• in parallel

• in a straight line

• on its own orbit

• on its own path

This situation shows that

• light travels in a straight line

• light is everywhere

• light penetrates certain objects

• light is produces by the Sun

Tags

NGSS.MS-PS4-2

Which of the following shows that light travels in a straight line?

• 
• 
• 
• 

Tags

NGSS.MS-PS4-2

What is the factor that affects the clarity of a shadow?

• Type of the light source

• Size of light source

• Size of screen

• Type of material of the object

In an experiment, the shadow was formed but not so clear. Which type of object do you think was used in this experiment?

• Coloured paper

• Manila card

• Wooden block

• A transparent plastic

Tags

NGSS.4-PS4-2

What conclusion can be made from this investigation?

• Light travels in parallel

• Light travels in straight line

• Light cannot pass through and opaque object

• Light cannot bend

Tags

NGSS.MS-PS4-2

There is no shadow formed on the screen. Why?

• The object is opaque

• The light source is too dim

• The object is transparent

• The object is translucent

Tags

NGSS.MS-PS4-2

A shadow is created when...

• an object blocks the light

• an object lets light pass through

• an object is above light

• an object reflected the light

Tags

NGSS.5-ESS1-2

If you can see light through an object it is called...

• opaque

• plastic

• transparent

• translucent

Tags

NGSS.MS-PS4-2

An opaque object means that ...

• light passes through

• no light passes through

• some light passes through

• you can see through it

Tags

NGSS.MS-PS4-2