Isaac Testing

When he was a boy, he invented a windmill, a water clock and a sundial.

• True

• False

He was very interested in physics, mathematics and astronomy.

• True

• False

Cambridge University closed down because of a party.

• True

• False

Look at the picture and choose the word.

• invent

• gravity

• invisible

• treasure

He formed the theory of gravity after he saw an orange fall from a tree.

• True

• False

Gravity is an invisible force which pulls objects towards the Earth.

• True

• False

Look at the picture and choose the word.

• Explorer

• Execution

• Experiment

• Exercise

He found that white light is made up of all the colours of the sky.

• True

• False

His telescope was more powerful than other telescopes.

• True

• False

When he was a boy, he invented a windmill, a water clock and a sundial.

• True

• False