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Answers
Answer:
Explanation:
1- Natural sources of light include the sun, stars, fire, and electricity in storms. ... Flashlights, table lamps, neon signs, and televisions are some sources of artificial light. Most of the lights that are man-made need an energy source, such as electricity or batteries, to produce light.
2- Transparent - A material through which light can pass completely.
We can clearly see through these objects. They can also be called see-through objects.
We can clearly see through these objects. They can also be called see-through objects.
Example - Spectacle,Glass,Window
Translucent - A material through which light can pass partially.
┗ We can partly see through these objects. They can also be called partially-see-through objects.
┗ The color of this material depends on the amount of light absorbed, scattered, and reflected.
Example - Wax Paper, Frosted Glass, Tracing Paper.
Opaque - A material through which light cannot pass at all.
We cannot see through these objects. They can also be called not-see-through objects.
The color of this material depends on the light it absorbs.
Answer:
Shadows are black, whereas images are colourful. Shadows of objects placed in the sun change in length with the position of the sun through the day. Your shadow will be at its longest at dawn and dusk, whereas it will be at its shortest at noon. An image in a plane mirror doesn’t change in size at all; it is always of the same size as that of the object. An image in a mirror can be seen without a screen, whereas it is mandatory to have a screen to form a shadow.
Explanation:
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