1. ON THE THEMES: ENERGY, ELECTRICITY, ELECTROMAGNETISM, SOUND, LIGHT, SOLAR SYSTEM Quiz 2 Personalities

2. Benjamin Franklin Benjamin Franklin Isaac Newton 1. He introduced the use of such electric terms as “positive” and “negative”.

3. Benjamin Franklin Joule James Joule James 2. He discovered that various forms of energy-mechanical, electrical and heat-are basically the same.

4. Volta Nicola Tesla 3. He was the inventor of an induction coil.

5. Thomas Edison Pierre Curie 4. During his lifetime he patented 1093 different inventions.

6. Max Planck Isaac Newton 5. He was the first to split the white light into the colors of the spectrum.

7. Albert Einstein Pierre Curie 6. He proved that motion is always relative to something else.

8. Thomas Edison Max Planck 7. He produced a formula to describe the size of a quantum of energy.

9. Albert Einstein James Clerk Maxwell 8. He established a link between electromagnetism and light.

10. Alexander Graham Bell James Clerk Maxwell 9. He was the inventor of the telephone.

11. Volta Heinrich Hertz 10. He proved that electromagnetic waves exist and could be detected at a distance.

12. Isaac Newton Pierre Curie 11. He discovered the law of gravity and three laws of motion.

13. Isaac Newton Galileo galilei Galileo galilei 12. He discovered an important principle about gravity-that the rate at which an object falls is not related to its weight.

14. assessment You are wrong! Try to answer again! Back to question 1.

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24. assessment You are wrong! Try to answer again! Back to question 11.

25. assessment You are wrong! Try to answer again! Back to question 12.

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35. assessment You are right! Congratulations! Continue doing Quiz 2 (question 11).

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37. assessment You are right! Congratulations!

38. Quiz 1 (Personalities) is over. Your knowledge of the personalities dealt with Energy, Electricity, Electromagnetism, Sound, Light, Units of measurements, Solar System has improved.