GRADE 10 "LIGHT" QUIZ

These objects emit light from within

• Luminous

• Transparent

• opaque

• Illuminated

The ____ of light is the amount of energy per second falling on a surface.

• information

• energy

• length

• intensity

It is the bending of light.

• Reflection

• Refraction

• Spectrum

• Interference

Bending or change in direction of a light beam that occurs at the surface of a substance or object

• Reflection

• Intensity

• Geometric optics

• Refraction

This type of object when hit by light, absorbed light and the rest reflects off.

• Opaque

• Transparent

• Translucent

• Intensity

Light rays pass through it easily

• Opaque

• Translucent

• Transparent

• intensity

It is the line at a right angle to the reflecting surface to the point of incident

• incident ray

• reflected ray

• normal

• angle of incidence

This image is usually formed when we use a plane mirror.

• Real image

• Virtual Image

• Opposite

• Inverted

What should we use to create a real image?

• Concave lens

• concave mirror

• convex lens

• convex mirror

It is an object or device that reflects light.

• Mirror

• Lens

• Diverging

• converging