Electric Circuits
Name:
Grade and Section:
Fill in the blanks with words from the box.
An electric (1)_________________ is a flow of
Light bulbs convert electrical
energy into light.
electricity though a material. Materials that allow
electricity to flow through them are called
(2)_________________. An electric
(3)_________________ is a path though which
electric currents flow. In order to start the current
flowing, a circuit needs a (4)_________________
source such as a(5) _________________.
Many circuits have a (6) _________________, which is a device to open and close
the circuit. When the circuit is (7)_________________, the electric current does
not flow When the circuit is (8)_________________, current does flow.
Circuits also have(9) _________________, which are objects that resist the flow of
electricity. A light bulb is a resistor that transforms electrical energy into light energy.
A (10)_________________ is a safety device that prevents short circuits by
breaking the circuit when too much current is traveling through it.
Electric Circuits Crossword
1
2
3
4
5
6
Across
2 A safety device that break a circuit
when too much current is flowing.
7
8
6 The unit that current is measured in
(for short).
9
10
9 A material that doesn't conduct
electricity well.
11
12
11 A material that conducts electricity
will.
13
14
15
16
17
18
12 The flow of electrons through a
material is called electric
___________.
14 An electric discharge from the sky to
the ground during a storm.
16 A voltage supply used in flashlights
and many toys.
17 The charge on a proton.
19
19 A device that will open or close a
circuit.
Down
1 Kind of electricity resulting from a build up of charged particles.
3 A type of circuit where current by passes most resistance and large, dangerous currents flow.
4 A switch that open a circuit when too much current is flowing.
5 A device that resists the flow of electricity in a circuit.
7 A path through which electric current flows.
8 Electricity is the movement of ___________ through a conductor.
10 A circuit with more than one path through which electrons can flow.
13 The charge on an electron.
15 A circuit with only one path through which electrons flow.
18 The unit that resistance is measured in.