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Complete the sentences: 1. Electricity is the ...
a. a measure of the energy carried by the charge;
b. flow of charge around a circuit carrying energy from the battery to
component;
c. single conductor which may have insulation (usually plastic).
2. Electric current can flow only if a ...
a. circuit is complete;
1
b. circuit is broken;
c. switch is open.
3. Electric current cannot flow and the lamp is off ...
a. when switch is closed;
b. when there is no connection:
c. when switch is open the circuit is broken.
4. The components of the circuit are ...
a. a battery, wires, a switch and a lamp:
b. many fine strands of wire;
c. several colour-coded cores.
5. "Open circuit" is ...
a. a connection with very low resistance such as a wire;
b. a wrong connection;
c. a break in some part of a circuit or a fault.​

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Ответы на вопрос:


1 - b

2 - a

3 - c

4 - a

5 - c

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