AQA Combined Science: Physics Paper 1 - Statistics

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This quiz has been taken 63 times
53 since last reset
The average score is 25 of 90

Answer Stats

Hint	Answer	% Correct
Movement energy	kinetic	91%
Type of energy store: food, fuels, chemicals in batteries	chemical	71%
Energy due to heating	Thermal	71%
Energy in an object when stretched or squashed	elastic	63%
1/2 x k x e2	elastic	63%
	Energy	63%
Energy of an object due to its position	gravitational	54%
Renewable sources of electricity:	solar	54%
	wind	54%
The live wire is _____	brown	49%
gas to liquid	condensation	49%
Energy cannot be _____ or ______	created destroyed	49%
Step-up transformers _____ potential difference to reduce heat lost	increase	46%
solid to liquid	melting	46%
______ radiation is stopped by aluminium	beta	43%
The neutral wire is _____	blue	43%
Useful energy output / total energy input	efficiency	43%
______ radiation is stopped by a thick layer of lead	gamma	43%
Voltmeters are connected in ______ with the component	parallel	43%
Energy transferred per unit of time	Power	43%
Energy transferred =	work done	43%
Force x distance = (J)	work done	43%
______ radiation is stopped by paper	alpha	40%
Smoke alarms use _____ radiation	alpha	40%
As temperature increases in a wire ______ also increases	resistance	40%
Components in parallel all receive the ____ potential difference	same	37%
In a _____ circuit, the same current passes through each component	series	37%
In a _____ circuit, potential difference is shared between the components	series	37%
solid to gas	sublimation	37%
Earth's gravitational field strength (3 s.f.)	9.81	34%
Mass per unit volume	density	34%
	geothermal	34%
To find the specific heat capacity of an object you need:	mass	34%
Particles in a gas move in random directions at varying ______	speeds	34%
Current which repeatedly reverses direction	alternating	31%
liqiud to gas	boiling	31%
Wires are made of _____ because it is a good conductor	copper	31%
Atoms of elements with different numbers of neutrons	isotopes	31%
	temperature	31%
	tidal	31%
Alpha particles have _ protons and _ neutrons	2	29%
Fuel taken from a living or recently living organism	biofuel	29%
	biofuel	29%
Current = ______ per unit of time	charge	29%
Plugs are made of _____ because it is a good insulator	plastic	29%
Radioactive decay is a _____ event	random	29%
	wave	29%
Time taken for count rate to decrease by half	half-life	26%
The total resistance of 2 (or more) in parallel is ____ than the resistance of the resistor with the least resistance	less	26%
Nuclear fuel	Uranium	26%
low thermal ____	conductivity	23%
A beta particles is an _____	electron	23%
Specific latent heat of _____ between a solid and liquid	fusion	23%
	hydroelectric	23%
Energy required to raise the temperature of 1kg of a substance by 274K	specific heat capacity	23%
The earth wire is _____	yellow and green	20%
Unit for radioactivity	becquerel	17%
Only allows current in one direction	diode	17%
Pressure is caused by the _____ of impacts of particles on container walls	force	17%
When the temperature in a thermistor increases, the current through it _____	increases	17%
The live wire reaches ____V in each direction	230	14%
The frequency of mains electricity in the U.K. (Hz)	50	14%
Random motion of particles in a fluid is called ______ motion	Brownian	14%
Particles in a solid are next to each other in _____ positions, and _____ about that position	fixed vibrate	14%
Particles in a gas move ______	randomly	14%
______ fired alpha particles at a thin sheet of gold	Rutherford	14%
The current through an electrical appliance is the _____ that flows through it each _____	charge second	11%
Energy transferred to a substance when it changes state is its _____ _____	latent heat	11%
Energy transferred to where it's wanted in the way it's wanted	useful	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%
The neutral wire _____ the circuit	completes	9%
Unwanted presence of materials containing radioactive atoms on other materials	contamination	9%
Increased temperature = higher pressure due to more _____ collisions with more _____	frequent force	9%
How to reduce energy transfer through an object: shallow temperature ____	gradient	9%
kinetic energy + potential energy =	internal	9%
To reduce friction:	lubricate	9%
It is emitted when there are too many _____ compared with _____	neutrons protons	9%
An electron moving to a lower energy level results in electromagnetic radiation being emitted in the form of a _____	photon	9%
Natural gas power stations have the _____ start-up time	shortest	9%
Specific latent heat of _____ between a liquid and a gas	vaporisation	9%
When electrons are knocked off of atoms	ionisation	6%
liquid to solid	solidifying	6%
Nuclear and coal-fired power stations provide a constant amount of electricity (____ ____)	base load	3%
Wires and resistors are examples of...	ohmic conductors	3%
To reduce air resistance:	streamline	3%
How well an object transfers energy	thermal conductivity	3%
_____ material	thick	3%
Radioactive decay is a _____ event	chaotic	0%
If a ______ ______ is reversed, the substance will recover its original properties	physical change	0%

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