Light for IGCSE

Why does the straw appear to be bent?

• light is reflected

• light is absorbed

• light is turned

• light is refracted

Tags

NGSS.MS-PS4-2

• Reflection
• Refraction

Tags

NGSS.MS-PS4-2

We see shadows because light travels in a __________________ line.

• curved
• straight
• rainbow

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

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

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

Tags

NGSS.MS-PS4-2

MCQ 011

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

• i = r

• i > r

• r > i

• i is not equal to r

MCQ 08
If a capital letter R is seen in an ordinary mirror, what does it look like?

• A
• B
• C
• D

Tags

NGSS.MS-PS4-2

The red lines are called

• wave fronts.

• wave rays.

Tags

NGSS.HS-PS4-1

This reflection is

• specular.

• diffuse.

Tags

NGSS.MS-PS4-2