reflection of light grade 8

A plane mirror produces a/an 

• a small, real image
• a large, real image
•  a small, virtual image
• a same sized, virtual image

Tags

NGSS.MS-PS4-2

A ray of light is incident on a plane mirror and the angle of incidence is 25 degrees. What is the angle of reflection?

• A. 0 degrees
• B. 50 degrees
• C. 90 degrees
• D. 25 degrees

Tags

NGSS.MS-PS4-2

An image that you can see , but does not really exist is called which of the following?

• Real Image
• Fake Image
• Virtual Image
• Digital Image

The Law of Reflection:
The angle of incidence is _________ the angle of reflection

• bigger than
• the same as
• smaller than

Tags

NGSS.MS-PS4-2

The fact the two angles are the same is an example of....

• Refraction
• Angle of Incidence
• Law of reflection
• Magnification

Tags

NGSS.MS-PS4-2

Angles are always measured from the:

• Boundary
• Normal
• Incident Ray
• Reflected Ray

Which statement is true?

• Light travels faster than sound.
• Light and sound travel at the same speed.
• Sound will not travel. Only light can travel.
• Sound travels faster than light.

Objects that light can easily pass through are said to be:

• apparent.
• opaque.
• oblong.
• transparent.

Which phrase best completes the following sentence? We see things because:

• light from our eyes shines on them.
• they are luminous.
• the Sun shines on them.
• light from them enters our eyes.

How big will the angle of reflection be if the angle of incidence is 30 ° ?

• 20 °       
• 30 °       
• 40 °       
• 60 °