Light: reflection and refraction

Question 1 of 10

Which is a non-luminous object?

Question 2 of 10

Explain refraction and give three everyday examples.

Question 3 of 10

Short-sightedness is corrected with

Question 4 of 10

The light-sensitive layer at the back of the eye is the ___.

Question 5 of 10

A pencil in a glass of water looks bent because of

Question 6 of 10

The image in a plane mirror is laterally ___.

Question 7 of 10

Objects that produce their own light are ___.

Question 8 of 10

Splitting white light into colours with a prism is

Question 9 of 10

A periscope uses

Question 10 of 10

A glass block that splits light into colours is a ___.