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Поставьте предложения в вопросительной и отрицательной формах: .The first machine for producing an electric charge was produced in 1672.

1. Two different types of electric charge exist.

2. The phenomena of lightning and thunder are identical with the electrostatic charge.

3. Electric charge distributes itself uniformly over the surface of a metal sphere.

4. The force between two charges is proportional to the product of the individual charges.

5. A magnetic field exists around an electric current flow.

6. A current flowing in a coil of wire can induce electromagnetically a current in a nearby coil.

7. Electricity is a form of energy.

8. Properties of electromagnetic waves and light are identical.

9. The electron theory is the basis of modern electrical theory.

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AlanaBelkina
AlanaBelkina
4,6(63 оценок)

1 Karen watched her dad when she was a girl.

2. After karts, Karen raced rally cars.

3. Motor racing is massive in the UK.

4. In the future, more women will become champions.

5. Karen hasn't got a lot of money this year.

6. Her dad needs to find more sponsors this year.

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