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- @How many kilowatts is 3500 watts?
- 3.5
- 35.0
- 0.35
-
- @Objects on the Moon fall more slowly than those on the Earth because:
- the pull of gravity is less
- the Moon is further away from the Earth
- The Moon's atmosphere has less effect
-
- @As you get further away from the Earth, the force of gravity:
- gets weaker
- remains the same
- increases
-
- @Which of these velocity-time graphs is for an object that is accelerating?
- #mot2
- Graph x
- Graph y
- Graph w
-
- @Pressure is measured in Pascals (Pa), but what else could it be measured in?
- N/m²
- N/kg
- kg/m
-
- @Which one of the following is a vector?
- Velocity
- Density
- Speed
-
- @The heat needed to change a solid to a liquid is called:
- Latent heat
- Energy
- Fusion
-
- @Liquids expand when heated:
- More than solids
- More than gases
- The same as solids
-
- @Petrol has a density of 0.80 g/cm³. What would be the volume of 1kg of petrol?
- 1250 cm³
- 0.80 cm³
- 800 cm³
-
- @If you try and squeeze a solid, such as stone, you have little effect. This is because:
- repulsive forces within the substance act
- hydrogen bonding takes place
- molecules of the substance 'flow' over each other, absorbing the force
-
- @Which one of the following produces the least amount on ionisation?
- Gamma rays
- Beta particles
- Alpha particles
-
- @Which unit is used to measure potential difference?
- Volt
- Ampere
- Watt
-
- @Which one of the following is NOT a primary colour?
- Yellow
- Red
- Green
-
- @When two sets of waves meet each other what happens?
- They interfere with each other
- Neither of them is affected in any way
- Both sets of waves are always totally destroyed
-
- @The umbra is:
- The darkest part of a shadow
- The lightest part of a shadow
- The name for white light
-
- @An object, viewed through one of these lenses, would look smaller. Which lens?
- #lens2
- Lens z
- Lens y
- Lens x
-
- @What range of frequencies (approximately) can be heard by the human ear?
- 20 - 20,000 Hz
- 2 - 2,000 Hz
- 2,000 - 20,000 Hz
-
- @If a transformer is 100% efficient then which of the following statements is true?
- The power you put in is the same as the power you get out
- There is more power out than you put in
- All the power is used up within the transformer
-
- @The part of the atom that is responsible for the flow of charge in a wire is the:
- Electron
- Proton
- Neutron
-
- @The diagram shows the trace on an oscilloscope. The time base was:
- #scope1
- turned on
- turned off
- doesn't make any difference whether its turned on or off
-
- @Three types of potential energy are:
- Gravitational, elastic & chemical
- Chemical, friction & heat
- Elastic, kinetic & gravitational
-
- @An object produces ticks on a ticker tape that get further apart. This means that it is:
- Accelerating
- Moving at a constant velocity
- Slowing down
-
- @Which one of these statements is correct?
- A force is a vector
- Forces are scalars
- Forces can be either scalars or vectors
-
- @A person walks 50m in 30 seconds and then rests for 30s. They walk back, this time taking 40s. What is the average speed?
- 1.0 m/s
- 0.71 m/s
- 1.67 m/s
-
- @Red and Blue light mixed together makes:
- Magenta
- Indigo
- Cyan