Light and Shadows Quiz

Which of these is not a luminous object?

• The Sun

• The Moon

• A star

• A light bulb

Which of these is the best diagram of a ray of light?

• Diagram A

• Diagram B

• Diagram C

• Diagram D

Which of these objects is translucent?

• 
• 
• 
• 

Which letter shows the incident ray?

• A

• B

• C

• D

• E

Complete the rule for specular reflection. The angle of incidence is always…

• bigger than the angle of reflection

• smaller than the angle of reflection

• the same as the angle of refraction

• the same as the angle of reflection

Which is the correct reflected ray?

• Ray A

• Ray B

• Ray C

• Ray D

Where do you think the sun is in this picture?

• A

• B

• C

• D

• E

Which type of object will make a shadow?

• Transparent

• Translucent

• Opaque

• Translucent & opaque

• Transparent, translucent & opaque

How big is this angle?

• 145 º

• 35 º

• 45 º

• 155 º

Explain scientifically how/why the man can see the elephants.