how is/are shadow formed

• Shadows are formed when a opaque object blocks the view of light

• Because of the wall

• The sun

• All of the above

What is an image

Answer explanation

An image is the picture of someone or something

In which time is the shadow longer

• Morning

• Afternoon

• Evening

• Morning and afternoon

What is reflection?

• Reflection is the of bouncing back of light rays when it strikes an opaque surface.

• Mirror shows the reflection of something

• Something that shows the identical image of someone or something

• All of the above

What is time of object is a caller glass

• Translucent

• Transparent

• Opaque

• None of the above

What is luminous object?

• Objects that emit light are caled Luminous Objectslike sun, bulb, tubelight.

• Something that is light

• None of the above

• We can see things around

What is a pinhole camera

• A pinhole camera is a device which helps us to see images of objects.

• It is an camera

• It shows an inverted image

• All of the above

What is the mirrors function?

• It is an image of something

• You can see yourself in it

• Mirror are used to see reflections of objects.

• Don’t know

How much would you rate this quiz out of 5

• 1/5

• 2/5

• 3/5

• 4/5

• 5/5

What is an sundial?

• It shows time

• It uses the sun

• Sundial is how ancient people used to know time by the sun

• All of th above