Which of the following are the properties of light?

• light travels in a straight line

• light travel faster than sound

• light cannot travel through vacuum

• light travel slower than sound

What is the phenomenon that occurs in the diagram?

• refraction

• scattering

• reflection

• dispersion

Tags

NGSS.MS-PS4-2

During thunder, light in the form of __________ will be seen first before sound is heard

• rain

• lightning

• colour

Light waves cannot bend around objects. These objects block the rays and cause......

• Shadows
• Natural Light
• Artificial Light
• Color

Tags

NGSS.MS-PS4-2

What are materials that let's all light through?

• Transparent
• Translucent
• Opaque 

Tags

NGSS.MS-PS4-2

What are materials that doesn't let any light through?

• Opaque
• Transparent 
• Translucent

Why do we see lightning before we hear the thunder in a storm?

• sound travels faster than light

• light travels faster than sound

• we can see faster than we can hear

• sound cannot travel through the air

Materials which do not allow light to pass through them are called

• opoque

• mirror

• transparent

• translucent

Tags

NGSS.MS-PS4-2

When light is blocked by an opaque object, a .............. is formed behind the opaque object.

• image

• object

• shadow

• reflection

Wayang's kulit is performed by using puppet's shadow behind a screen.

Which of the following statement is NOT TRUE regarding wayang kulit?

• light travels in a straight line

• light is not reflected off the puppets

• light is blocked by opaque objects

• light penetrates the puppets and reaches the screen

Tags

NGSS.MS-PS4-2