Grade4_Sem2_Science_Light

What is the straight line in which light travels from a source to give a point?

• Beam

• ray

• Source of light

• Intensity

A bundle of light rays is called....

• Beam

• ray

• Source of light

• Intensity

The bouncing back of light from a surface is called....

• Reflection of light

• Reflection of surface

• Light

• Source of light

. The objects that do not allow any light to pass through them are called....

• Transparent objects

• Translucent objects

• Opaque objects

• Flying objects

The objects that allow most of the light to pass through them are called....

• Transparent objects

• Translucent objects

• Opaque objects

• Flying objects

The objects that allow only some light to pass through them are called....

• Transparent objects

• Translucent objects

• Opaque objects

• Flying objects

An area of darkness formed when light is blocked with something is called....

• Shadow

• Dispersion

• Ray

• Beam

The example of opaque object is ...

• metal

• glass

• baking paper

• plastic

The example of transparent object is ...

• metal

• glass

• baking paper

• wood

The example of translucent object is ...

• metal

• glass

• baking paper

• wood