10 вопросов на про науки и изобретения

2. who discovered penicillin?

penicillin is the name of an antibiotic that is used to kill dangerous bacteria in our bodies. it was discovered in 1928 by alexander fleming. 

3. when were x-rays discovered?

they were discovered by wilhelm rontgen in 1895 by accident. 

4. who the first created mechanical computer?

the first computer was   created by a mathematician and philosopher charles babbage.

5. what important scientific discoveries were made by isaac newton?

he developed the theory of colour, studied the speed of sound and formulated the laws of motion and universal gravitation 

6. who discovered electromagnetic induction?

it was michael faraday 

7. who is alexander graham bell?

the englishman alexander graham bell patented his invention of the telephone. it was   in 1876.

8. what russian physicist do you know?

i know alexander popov. he   was a russian physicist who first demonstrated the practical application of radio waves. in 1894 he built his first radio.

9. who is antonie van leeuwenhoek?

  he invented the microscope. he is also considered as the first microbiologist in the world and the father of microbiology.

all items are good in their own way. but I love math most of all. I like solving problems and equations. in my spare time, I solve problems and take math tests