Properties of Light

Properties of Light

by Siti Ali

Multiple Select

Which of the following is true about the speed of light?

• the speed of light is 3.0 x 10⁸ ms^-1

• we see lightning before we see thunder

• light travels much faster than sound

• light travels at the same speed as sound

Multiple Choice

What does the picture show us?

• light can bend around an object

• light travels in a straight line

• light can be reflected

• light can be refracted

Multiple Select

Shadow is formed when light is blocked. Which of the following is the application of this concept?

Multiple Choice

What does the image (on the left) tell us about the properties of light?

• it can be dispersed

• it travels in a straight line

• it can be reflected

• it can be diffracted

Multiple Choice

What do we have to do to make the image formed by a plane mirror appear smaller?

• standing further away from the plane mirror

• standing closer to the plane mirror

Multiple Choice

"When a beam of light is directed onto a piece of a plane mirror at a certain angle (i), the light ray will be reflected to a certain angle (r)"

The statement above refers to 

• Law of Dispersion

• Law of Diffraction

• Law of Refraction

• Law of Reflection

Multiple Choice

What is the relationship between angle of incidence (i) and angle of reflection (r)?

• i is greater than r

• i is equal to r

• i is smaller than r

Multiple Choice

Below are the applications of light reflection in our daily lives except