science primary 5

An object that gives out light is

• Electrical lamp

• Sun

• Light Source

• artificial

The example of Natural Light source is

• Candle

• sun

• flash light

• torch

A device that we use to measure the brightness of light is

• thermometer

• light meter

• barometer

• speed meter

Object that allow all of the light to shine are called

• transparent

• opaque

• translucent

• reflected

1. An image of objects created when a very smooth surface reflects light in a special way is.

• Real image

• Mirror image

• virtual image

• reflections

The reflection of an object is its

• real image

• virtual image

• special way

• mirror image

This type of mirror has a surface that curves inward

• convex mirror

• concave mirror

• opaque mirror

• longitudinal mirror

things is made when an object block light, light travels in straight line, there must be the things formed

• reflections

• shadow

• opaque

• transparent

are shadow portraits ( picture of the head or face

• reflections

• anime

• silhouettes

• puppets

no light passes through it to then other side

• reflected

• opaque

• translucent

• transparent