Homework 1: Light

Light is a kind of.....

• reflection
• energy
• heat
• matter

Which is natural source of light?

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• 
• Torch

• Tubelight

Which are the two type of light sources?

• Man-made and Natural

• Natural and Invented

• Man-made and human-made

• All of them

Which of these are examples of NATURAL sources of light?

• Sun 
• Stars
• Lightning
• ALL of them

Which of these are examples of MAN-MADE sources of light?

• Lightbulbs

• Neon signs

• Televisions

• ALL of them

Which of these is our MAIN (most important) source of light?

• Lightbulbs
• The Sun
• Fire
• All of them

Light travels in ________ lines.

• space

• directions

• bounces

• straight

The Sun is a light source object

• True

• False

Answer explanation

It is in fact the most luminous object in the Solar system

Which of these are examples of NATURAL sources of light? (select all that are true)

• Sun

• Stars

• Lightning

• Flames

Which of the following are light sources? - there can be more than one correct answer

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• 
• 
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