Laws of Reflection

According to the laws of reflection, if i = angle of incidence and r = angle of reflection,

• i =  r

• i >  r

• r >  i

• i is not equal to r

The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-

• absorbed

• stopped

• reflected

• refracted

Tags

NGSS.MS-PS4-2

Law of reflection state that - The angle of incidence is .................. to the angle of reflection.

• equal

• double

• half

Tags

NGSS.MS-PS4-2

If the angle of incidence is 20 degrees, what will be the value of the angle of reflection?

• 0

• 10

• 20

• 30

The bouncing off of light rays from the surface of an object such as a mirror or other shiny surface is called:

• mirror

• laser

• reflection

• refraction

Tags

NGSS.MS-PS4-2

The angle produced as a source of light bounces off a reflecting surface is called ______.

• angle of crookedness

• angle of reflection

• angle of incidence

• angle of bounce

Tags

NGSS.MS-PS4-2

In the diagram, which letter represents the angle of incidence?

• A

• B

• C

• D

Tags

NGSS.MS-PS4-2

What is the angle of the missing reflected light ray?

• 15degrees

• 25degrees

• 10degrees

• not given

Tags

NGSS.MS-PS4-2

What is the angle of reflection? look at the protractor

• 130degrees

• 35degrees

• 30degrees

• 10degrees

Tags

NGSS.MS-PS4-2

Which two definitions are both incorrect?

• A, B

• B, C

• C, A