Light 8.1-8.3

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

Section B1a
Given that the angle of incidence = 30 degrees
a. Draw a ray diagram, labelling clearly the normal, incident ray, angle of incidence, reflected ray and angle of reflection accurately.
Which is the correct diagam? 

• A
• B
• C
• D

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

• A. i = r

• B. i > r

• C. r > i

• D. i is not equal to r

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

• A

• B

• C

• D

Tags

NGSS.MS-PS4-2

We see shadows because light travels in a __________________ line.

• curved
• straight
• rainbow

Tags

NGSS.5-ESS1-2

MCQ 020
Which diagram shows the correct image of the key in a plane mirror?

• A
• B
• C
• D

Characteristics of a image formed by a plane mirror. Check all that applies.

• inverted

• same size as the object

• laterally inverted

• real

The angle of incidence is equal to the angle of reflection

• Law of Reflection

• Law of Light

• Incidence Ray

• The Normal

Tags

NGSS.MS-PS4-2

An imaginary line that is drawn at a right angle (90 degrees) to a mirror (Green line)

• Reflection Ray

• Normal

• Incidence Ray

• Light Ray

Tags

NGSS.MS-PS4-2

If the angle of incidence in the diagram is 80°, the angle of reflection will be:

• 10°

• 100°

• 90°

• 80°

Tags

NGSS.MS-PS4-2