Grade 6 Light, Shadow, and Reflection Quiz

What is the characteristic of image formation?

• Images are always formed on a screen.

• Images can only be real and not virtual.

• Images have color, unlike shadows.

• Images are formed due to the diverging rays of light.

What do we need in order to see a shadow?

• A source of light, a screen, and a transparent object.

• A source of light, a screen, and an opaque object.

• A source of light, a lens, and a transparent object.

• A source of light, a mirror, and an opaque object.

If you obtain an image of the sun on a wall through three opaque strips with small holes of different shapes, will the image formed through these holes be the same or different?

• The image obtained will be the same in two cases and different in one case.

• The image obtained will be different in two cases and the same in one case.

• The image obtained will be the same in all the three cases.

• The image obtained will be different in all the three cases.

Three torches A, B, and C are switched on one by one. The light from which of the torches will not form a shadow of the ball on the screen?

• Torch A

• Torch B

• Torch C

• Torch A and B

A student covered a torch with red cellophane sheet to obtain red light. Using the red light she obtains a shadow of an opaque object. Will the color of the light affect the shadow?

• The color of light will only affect the shadow if the object is translucent.

• The color of light will only affect the shadow if the object is transparent.

• No, the color of light will not affect the shadow.

• Yes, the color of light will affect the shadow.

When the light from a source falls on a mirror, what happens?

• The light gets transmitted through the mirror.

• The light gets refracted by the mirror.

• The light gets absorbed by the mirror.

• The light gets reflected by the mirror.

When we look into the mirror, what do we see?

• We see the reflection of the wall behind the mirror.

• We see the back of the mirror.

• We see our own face inside the mirror.

• We see the reflection of someone else's face.

What is the type of material of a sheet placed at position 'P' if a patch of light is obtained on the screen?

• Reflective material

• Translucent material

• Transparent material

• Opaque material