Andrè Marie Ampère (1775-1836) Anders Celsius (1701-1744) Marie Curie (1867-1934) Heinrich Hertz (1857-1894) James Prescott Joule (1818-1889) Lord Kelvin (1824-1907) Georg Simon Ohm (1787-1854) Blaise Pascal (1623-1662) Sir Isaac Newton (1643-1727) Count Alessandro Volta (1745-1827) James Watt (1736-1819) |
1. | A __________ is a unit of pressure equal to one Newton per square metre. It’s named after __________ , a French scientist. |
2. | A __________ is a unit of force. It’s named after __________ , an English mathematician. |
3. | __________ is the temperature scale that has the freezing point of water as 0°C and the boiling point as 100°C. The scale was developed by a Swedish astronomer, __________ . |
4. | A __________ is an amount of electric power. It is equal to one joule per second. It’s named after __________ , a Scottish engineer and inventor. |
5. | A __________ is a unit of electric force. It’s named after __________ , an Italian physicist and pioneer in the study of electricity. |
6. | An __________ is a unit of electric current. It’s named after __________ , a French mathematician and physicist, a pioneer in electrodynamics. |
7. | An __________ is a unit of electrical resistance named after __________ , a German physicist. |
8. | A __________ is a unit of energy named after __________ , a British physicist. |
9. | __________ is the temperature scale that registers absolute zero (-273.15C) as 0°K. It’s named after __________, a British scientist. |
10. | A __________ is a frequency equal to one cycle per second. It’s named after __________ , a German physicist. |
11. | A __________ is a unit of radioactivity. It’s named after __________ , a Polish-born chemist who discovered radioactivity in several elements. |
4. Read the sentences from exercise 3 again and find the words that mean:
1. | A person who studies the elements and their compounds. | |
2. | A person who studies the universe. | |
3. | A person who studies the physical properties of materials. | |
4. | A person who thinks of new machines. | |
5. | A person who develops new ideas about a subject. |