Light

What do we mean by saying that an object is luminous?
1. Absorbs light
2. Gives out light
3. Reflects light
4. Refracts light
Light can bounce back of some surfaces. This is known as
1. Refraction
2. Diffraction
3. Dispersion
4. Reflection
Two mirrors can be used together by positioning them at 45 degree angles in order to look around corners and over objects. This is called a
1. Periscope
2. Telescope
3. Microscope
4. Binoculars
The bending of light as it passes from one medium to another is known as
1. Reflection
2. Dispersion
3. Refraction
4. Diffraction
An example of the bending of light is the
1. Mirror
2. Lens
3. Rainbow
4. Periscope
A lens which spreads out the light rays is known as a
1. Concave lens
2. Converging lens
3. Convex lens
4. None of the above
Which of the following is an example of the conversion of light energy into kinetic energy?
1. A dynamo
2. A solar powered motor
3. The boling of water using a bunsen burner
4. A light dependent resistor
The breaking up of light into its colours can be done using a
1. A glass rectangle
2. A prism
3. A mirror
4. A beaker of water
The breaking up of light into its colours is known as
1. Refraction
2. Diffraction
3. Dispersion
4. Diverging