9i: Energy and Electricity

Which of these types of energy means moving energy?
1. Kinetic
2. Potential
3. Electrical
4. Radiation
Which of these words means stored energy?
1. Potential
2. Kinetic
3. Thermal
4. Light
Energy cannot be
1. destroyed
2. used
3. wasted
4. seen
Energy is measured in
1. Joules
2. Watts
3. Newton's
4. Light
The size of the electrical push is measured in
1. volts
2. watts
3. joules
4. amps
We measure volts using a
1. voltmeter
2. ammeter
3. joule meter
4. thermometer
Electric current is a flow of
1. electrons
2. voltage
3. power
4. atoms
A battery is made up from two or more
1. cells
2. batteries
3. chemicals
4. metals
The circuit symbol for a voltmeter is
1. a circle with a capital V in it
2. a circle with a capital A in it
3. a rectangular box with a line through it
4. a circle with a cross in it
How easily a conductor lets electrons pass through it is called its
1. resistance
2. electrical ability
3. voltage
4. power
The circuit symbol for a variable resistor is
1. a rectangle with an arrow diagonally through it
2. a circle with a capital A in it
3. a rectangular box with a line down the middle of it
4. a circle with VR in it
An electrical circuit that has all the components on one wire loop is called a
1. series circuit
2. parallel circuit
3. simple circuit
4. square circuit
An electrical circuit that has all the components on two or more loops of wire is called a
1. parallel circuit
2. series circuit
3. complex circuit
4. looping circuit
When connecting an ammeter in a circuit it should be connected in
1. series
2. parallel
3. circles
4. wires
When connecting a voltmeter in a circuit it should be connected in
1. parallel
2. series
3. squares
4. wires
The current around a series circuit is
1. the same
2. impossible to measure
3. always different
4. never the same
In a series circuit with two bulbs, if one blows then
1. the other will go out
2. the other will stay on
3. the circuit will melt
4. it is never the same, we have to wait and see
In a parallel circuit with two bulbs, one on each of two loops, if one bulb blows then
1. the other will stay on
2. the other will go out
3. the circuit will melt
4. it is never the same, we have to wait and see
In our homes and cars the components are connected in
1. parallel
2. series
3. plastic
4. wires
Which form of energy holds us onto the Earth?
1. Gravitational potential energy
2. Thermal energy
3. Strain energy
4. Kinetic energy
Sulphur dioxide produced by burning fossil fuels dissolves in rain water to form
1. acid rain
2. the greenhouse effect
3. the hole in the ozone layer
4. limewater
The efficiency of an appliance is
1. how much of the energy transferred is useful
2. how much of the energy transferred is heat
3. how much of the energy is light
4. how much of the energy is re-used
The pre-fix Kilo or 'k' as in Kilowatt (kW) means
1. 1000
2. 100
3. 10
4. 1,000,000
The power of an appliance is measured in
1. watts
2. joules
3. volts
4. ammeter
We can trap the suns energy using
1. solar panels
2. light boxes
3. thermal traps
4. light traps
Which of the following is not a form of heat transfer
1. diffusion
2. conduction
3. convection
4. radiation
What was the name of the scientist who flew his kite in a lightning storm?
1. Ben Franklin
2. Alessandro Volta
3. Andre Ampere
4. Georg Ohm
Who is credited with inventing the light bulb
1. Thomas Edison
2. Georg Ohm
3. Luigi Galvani
4. Michael Faraday
Who invented the electric motor?
1. Michael Faraday
2. Thomas Edison
3. Ben Franklin
4. Joseph Swan
Which scientist invented the first battery?
1. Alessandro Volta
2. Luigi Galvani
3. Ben Franklin
4. Michael Faraday