More cards in this set

Step up transformer?

Step down transformer?

What type of transformer is used in a mobile phone charger?

Name two causes of long sight.

Where is light refracted to produce an image?

Where are images focused?

What is the variable where light enters?

What is one advantage of making spectacles using lenses made from glass of a higher refractive index?

How do you find the centre of mass of an object?

Why may an object tip?