Laws of Reflection

If the angle of incidence is 45 degree, what is the angle between the incident ray and reflecting surface

• 45

• 90

• 180

• none of the above

What is A?

• Angle of incidence

• Angle of reflection

• Incident ray

• Reflected ray

 – the angle between the normal and the reflected ray.

• Angle of incidence

• Angle of reflection

• Angle of coincidence

• Angle of direction

Tags

NGSS.MS-PS4-2

In the image you can see the angle of incidence. What is the angle of reflection that you cannot see?

• 45degree

• 40degrees

• 35degrees

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

• incident ray

• reflected ray

• normal ray

• none of the above

Tags

NGSS.MS-PS4-2

Why can you see most objects? 

• they emit light

• light refracts through them

• light reflects off them

• They absorb light

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

What is the angle of reflection if the angle of incidence is 30 degrees?

• 30 degrees

• 60 degrees

• 90 degrees

• 120 degrees

Tags

NGSS.MS-PS4-2

Which law states that the angle of incidence is equal to the angle of reflection?

• Snell's Law

• Newton's First Law

• Law of Reflection

• Law of Refraction

Tags

NGSS.MS-PS4-2

In a plane mirror, if the incident ray makes an angle of 40 degrees with the mirror surface, what is the angle of reflection?

• 40 degrees

• 50 degrees

• 90 degrees

• 80 degrees