AQA Combined Science: Physics Paper 1 - Statistics

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This quiz has been taken 75 times
65 since last reset
The average score is 28 of 90

Answer Stats

Hint	Answer	% Correct
Movement energy	kinetic	93%
Type of energy store: food, fuels, chemicals in batteries	chemical	78%
Energy due to heating	Thermal	76%
Energy in an object when stretched or squashed	elastic	69%
1/2 x k x e2	elastic	69%
	Energy	69%
Energy of an object due to its position	gravitational	60%
Energy cannot be _____ or ______	created destroyed	58%
Renewable sources of electricity:	solar	56%
	wind	56%
The live wire is _____	brown	53%
Step-up transformers _____ potential difference to reduce heat lost	increase	51%
Useful energy output / total energy input	efficiency	49%
solid to liquid	melting	49%
The neutral wire is _____	blue	47%
gas to liquid	condensation	47%
Voltmeters are connected in ______ with the component	parallel	47%
Energy transferred per unit of time	Power	47%
______ radiation is stopped by aluminium	beta	44%
______ radiation is stopped by a thick layer of lead	gamma	44%
Energy transferred =	work done	44%
Force x distance = (J)	work done	44%
______ radiation is stopped by paper	alpha	42%
Smoke alarms use _____ radiation	alpha	42%
In a _____ circuit, the same current passes through each component	series	42%
In a _____ circuit, potential difference is shared between the components	series	42%
Components in parallel all receive the ____ potential difference	same	40%
solid to gas	sublimation	40%
Earth's gravitational field strength (3 s.f.)	9.81	38%
Wires are made of _____ because it is a good conductor	copper	38%
Mass per unit volume	density	38%
Alpha particles have _ protons and _ neutrons	2	36%
liqiud to gas	boiling	36%
	geothermal	36%
Atoms of elements with different numbers of neutrons	isotopes	36%
As temperature increases in a wire ______ also increases	resistance	36%
Fuel taken from a living or recently living organism	biofuel	33%
	biofuel	33%
Current = ______ per unit of time	charge	33%
To find the specific heat capacity of an object you need:	mass	33%
Radioactive decay is a _____ event	random	33%
	tidal	33%
Current which repeatedly reverses direction	alternating	31%
Time taken for count rate to decrease by half	half-life	31%
Plugs are made of _____ because it is a good insulator	plastic	31%
Particles in a gas move in random directions at varying ______	speeds	31%
	temperature	31%
	wave	31%
A beta particles is an _____	electron	29%
The total resistance of 2 (or more) in parallel is ____ than the resistance of the resistor with the least resistance	less	29%
	hydroelectric	27%
Energy required to raise the temperature of 1kg of a substance by 274K	specific heat capacity	27%
low thermal ____	conductivity	24%
Specific latent heat of _____ between a solid and liquid	fusion	24%
Nuclear fuel	Uranium	24%
The earth wire is _____	yellow and green	24%
Pressure is caused by the _____ of impacts of particles on container walls	force	22%
The live wire reaches ____V in each direction	230	20%
The frequency of mains electricity in the U.K. (Hz)	50	20%
Particles in a solid are next to each other in _____ positions, and _____ about that position	fixed vibrate	20%
When the temperature in a thermistor increases, the current through it _____	increases	20%
Only allows current in one direction	diode	18%
Particles in a gas move ______	randomly	18%
Energy transferred to where it's wanted in the way it's wanted	useful	18%
Unit for radioactivity	becquerel	16%
______ fired alpha particles at a thin sheet of gold	Rutherford	16%
Random motion of particles in a fluid is called ______ motion	Brownian	13%
The current through an electrical appliance is the _____ that flows through it each _____	charge second	13%
Energy transferred to a substance when it changes state is its _____ _____	latent heat	13%
Specific latent heat of _____ between a liquid and a gas	vaporisation	13%
The neutral wire _____ the circuit	completes	11%
Unwanted presence of materials containing radioactive atoms on other materials	contamination	11%
To reduce friction:	lubricate	11%
Double glazed windows have a _____ to reduce energy transfer	vacuum	11%
The _____ of a radioactive source is the number of unstable atoms in a source that decay per second	activity	9%
How to reduce energy transfer through an object: shallow temperature ____	gradient	9%
kinetic energy + potential energy =	internal	9%
It is emitted when there are too many _____ compared with _____	neutrons protons	9%
Natural gas power stations have the _____ start-up time	shortest	9%
To reduce air resistance:	streamline	9%
Increased temperature = higher pressure due to more _____ collisions with more _____	frequent force	7%
When electrons are knocked off of atoms	ionisation	7%
An electron moving to a lower energy level results in electromagnetic radiation being emitted in the form of a _____	photon	7%
_____ material	thick	7%
liquid to solid	solidifying	4%
Nuclear and coal-fired power stations provide a constant amount of electricity (____ ____)	base load	2%
Wires and resistors are examples of...	ohmic conductors	2%
If a ______ ______ is reversed, the substance will recover its original properties	physical change	2%
How well an object transfers energy	thermal conductivity	2%
Radioactive decay is a _____ event	chaotic	0%

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