Science and inventions

Fill in the gaps with the words from the list

Alexander Graham Bell is known to be an _______________ of telephone.

An antibiotic that can treat a range of bacterial infections was ____________ by Alexander Fleming.

Steve Jobs and Steve Wozniak _____________the Apple II, a popular mass-market personal computer.

One of the greatest ______________ in the world is the Internet.

to open

mankind

not fact

Hardware means ...

Computer literate person is someone who ...

 Click here and you'll be able to ... this document.

What are the dangers of the Internet?

Yesterday I swiched on the computer and entered my ...

... is copying information from a website to your own computer.

A computer is a machine that consists of ...

Choose the correct option.

People shouldn’t take natural ______________ like water, gas, oil for granted. We should use them wisely.

Choose the correct option.

What are you doing here? Shouldn’t you be at home? - I’ve got no______ at home, so I am just sitting here to kill the time.

Choose the correct option.

It's a circular object connected at the centre to a bar, used for making vehicles

Choose the correct option.

Someone whose job is to invent things

·     A science about substances, how they combine and react.

The science of the stars, planets, the Earth, the Moon, the Sun.

The science of living things.