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Light and Dark
Light and Dark
Light and dark have various distinct importance on human life.
6.1
Light and Dark
Light and Dark
Our surrounding is bright due to the light.
Without light, our surrounding will turn dark and make it hard to see.
Activities during light and dark.
Examples of activities during light:-
Reading
Playing sports
Riding bicycle
Examples of activities during dark:-
Sleeping
Stargazing
Sources of light
The main source of light for the earth is the sun. Sun emitted light and lit up the earth surfaces.
During night time, human uses other sources of light to lighten up our dark environment to see better.
Shadow
Shadow is formed when light is blocked by an object.
When the lights are blocked, this will cause a formation of a dark image similar to the shape of the object that blocked the lights.
Clarity and size of the shadow
The clarity of a shadow depends on the opacity of the object that blocks the light.
A transparent object cannot form a shadow.
The size of a shadow depends on the distance between the light source and the object.
The nearer the object to the source of light, the bigger the size of the shadow.
The shadow play
You can try observing the shape of the shadow by creating shapes by using your hands.
Light and Dark
Light and dark have various distinct importance on human life.
6.1
Light and Dark
Light and Dark
Our surrounding is bright due to the light.
Without light, our surrounding will turn dark and make it hard to see.
Activities during light and dark.
Examples of activities during light:-
Reading
Playing sports
Riding bicycle
Examples of activities during dark:-
Sleeping
Stargazing
Sources of light
The main source of light for the earth is the sun. Sun emitted light and lit up the earth surfaces.
During night time, human uses other sources of light to lighten up our dark environment to see better.
Shadow
Shadow is formed when light is blocked by an object.
When the lights are blocked, this will cause a formation of a dark image similar to the shape of the object that blocked the lights.
Clarity and size of the shadow
The clarity of a shadow depends on the opacity of the object that blocks the light.
A transparent object cannot form a shadow.
The size of a shadow depends on the distance between the light source and the object.
The nearer the object to the source of light, the bigger the size of the shadow.
The shadow play
You can try observing the shape of the shadow by creating shapes by using your hands.
Chapter : Light and Dark
Topic : Light and Dark
Year 2
Science
View all notes for Science Year 2
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