Russian Inventors
Foreign Inventors
Space
Inventions
Everyday used inventions
100

Who created the system of chemical elements?

Dmitry Mendeleev

100

Who discovered the law of gravity?

Isaac Newton

100

Name the first man in space

Yuri Gagarin

100

This device is based on a microprocessor, in the past it was very huge and expensive, but nowadays every family has at least one 

Computer

100

This home device helps to keep food fresh by making it cool

Refrigerator or fridge

200

Who invented radio?

Alexander Popov

200

Who invented telephone?

Alexander Graham Bell

200

Name the first woman-cosmonaut

Valentina Tereshkova

200

This is a device that measures the passage of time

Clock

200

It is an electric oven that heats and cooks food by exposing it to electromagnetic radiation

Microwave oven

300

Who discovered radium?

Marie Curie

300

Who invented paper?

Tsai Lun

300

Name the first man to walk on the Moon

Neil Armstrong

300

It is an instrument to collect light from an object,  produce an image and to make that image look larger

Optical telescope

300

It is a telecommunication system for broadcasting and receiving moving pictures and sound over long distances.

Television

400

Who discovered conditional reflexes?

Ivan Pavlov

400

Who invented television?

John Logie Baird

400

Name the spaceship which took Yuri Gagarin into space

Vostok 1

400

It is a device to generate the well-organized light, it is used in different ways, especially to make quick and painless operations in medicine

Laser

400

It is a global system of interconnected computer networks that uses the protocol suite  to communicate between networks and devices.  

The Internet

500

Bonus for those who respects the Russian science

500 for free

500

Who discovered X rays?

Wilhelm Konrad Roentgen

500

How many years passed between the Russian and the American first space travels?

8 years

500

It is a machine tool that takes away the unwanted material from a work piece by rotating it against a cutting tool

The turning lather

500

It is a machine that is used to clean dishware, cookware, and cutlery automatically.

Dishwasher