Light Ray and Material

In this diagram, which is the angle of incidence?

• Angle A

• Angle B

• Angle C

• Angle D

Tags

NGSS.MS-PS4-2

Light is known to behave in a very predictable manner. If a ray of light could be observed approaching and reflecting off of a flat mirror, then the behavior of the light as it reflects would follow a predictable law known as the law of reflection. Which diagram below illustrates the law of reflection?

• 
• 
• 
• 

Tags

NGSS.MS-PS4-2

A ray of light is incident towards a plane mirror at an angle of 30-degrees with the mirror surface. What will be the angle of reflection?

• 60^o

• 30^o

• 90^o

• 45^o

When light rays strike a rough surface, they are:

• scattered.

• focused.

• absorbed.

• refracted.

Tags

NGSS.MS-PS4-2

The imaginary line perpendicular to a reflecting surface is called _____.

• crooked line
• parallel line
• angular line
• normal line

Tags

NGSS.MS-PS4-2

The ray of light that strikes a reflecting surface is called ________.

• incident ray
• reflected ray
• normal ray
• none of the above

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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

What is the line MN called in the given diagram
                               

• incident ray
• reflected ray
• reflecting surface
• normal

what is the angle between the incident ray and the normal called as

• angle of incidence
• angle of reflection
• angle of convergent
• angle of divergent

Tags

NGSS.MS-PS4-2

what is the angle between the reflected ray and the normal called as

• angle of incidence
• angle of reflection
• angle of convergent
• angle of divergent

Tags

NGSS.MS-PS4-2