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Properties of Light

Last updated about 1 year ago

5 questions

Instructions

Read each question and analyze and choose ethe most appropriate answer.

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Question 1

1.

It is a phenomenon that takes place due to the bending of light when it travels from medium to another.

Dispersion

Reflection

Refraction

Question 2

2.

Why is red color least bent as light passes through a prism?

This is because wave with longer wavelengths are heavier waves. More energy is required to move them in a different direction and red light has the longest wavelength.

Because it has the shortest wavelength.

Because it has the highest energy.

Question 3

3.

When white light is passed through a glass prism it splits into its spectrum of colours (in order violet, indigo, blue, green, yellow, orange and red)the process is called Reflection.

True

False

Question 4

4.

Rainbow is a phenomenon we usually seen in the sky after the rain. Why?

It occurs due to dispersion of sunlight by tiny water droplets, present in the atmosphere. A rainbow is always formed in a direction opposite to that of the Sun to facilitate easy dispersion on sunlight.

The rain drops are reflecting the light back to the source.

I can not remember the correct answer

Question 5

5.

It occurs when light bounces off a surface or object, changing direction