Dates
Perception
Science and Communication
Phrasal verbs
Expressions with time
100

A thousand years

A millennium

100

The large, soft piece of flesh in the mouth that you can move, and is used for tasting, speaking, etc.

Tongue

100

A system that uses radio waves to find the position of objects that cannot be seen

Radar

100

The act of stopping the supply of something

Cut off

100

Almost always

Most of the time

200

10 years

A decade

200

The ability to see

Vision
200

To study a subject in detail, especially in order to discover new information or reach a new understanding

To research

200

To stop working or not be successful

To break down

200

Sometimes

From time to time

300

After the birth of Christ

AD

300

A pleasant natural smell

Scent

300

Something that helps you to do a particular activity

Tool

300

To become impossible to understand because the connection is not strong enough

To break up

300

At the correct time

On time

400

Two weeks

A fortnight

400

Of sound or the speed at which sound travels in air

Sonic

400

To provide someone or something with objects that are needed for a particularactivity or purpose

To equip

400

To break into pieces

To fall apart

400

After a period of time, especially after a gradual process of change

In time

500

The 1500s

The fifteen hundreds

500

Able to be heard

Audible

500

To discover something, usually using special equipment

To detect

500

To speak in a louder voice so that people can hear you

To speak up

500

The point in time when smth happens (IN FUTURE)

By the time