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AQA GCSE COMBINED SCIENCE_ TRILOGY 8464_P_2H PHYSICS PAPER 2H ACTUAL EXAM PAPER 2026 QUESTIONS WITH.pdf

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AQA GCSE COMBINED SCIENCE_ TRILOGY 8464_P_2H PHYSICS PAPER 2H ACTUAL EXAM PAPER 2026 QUESTIONS WITH.pdf

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AQA GCSE COMBINED SCIENCE: TRILOGY
8464/P/2H PHYSICS PAPER 2H ACTUAL
EXAM PAPER 2026 QUESTIONS WITH
ANSWERS GRADED A+

◍ Energy is transferred between stores.
Answer: Thermal, kinetic, gravitational potential, elastic potential, chemical,
magnetic, electrostatic, nuclear
◍ Energy is transferred....
Answer: Mechanically (by a force doing work), electrically (work done by
moving charges), by heating or by radiation (like light or sound)
◍ kinetic energy.
Answer: energy of motion - the greater an object's mass and the faster it is
going, the more energy there will be in its kinetic energy store. Ek (j) =
1/2m(kg)v(m/s) squared
◍ Raised objects store energy in gravitational potential energy stores.
Answer: lifting an object in a gravitational field requires work, causing an
energy transfer to the the GPE store of the object. Ep(j) = m(kg)g(n/kg)h(m)
◍ Falling objects transfer energy.
Answer: Falling objects transfer energy from its GPE store to its kinetic
energy store. When there's no air resistance, energy lost from the GPE store
= energy gained in the kinetic energy store
◍ Stretching transfers energy to elastic potential energy stores.
Answer: As long as the limit of proportionality has not been exceeded, Ee (j)
= 1/2 k (N/m) e (m) squared
◍ specific heat capacity.

, Answer: the energy required to raise the temperature of one gram of a
substance by one degree Celsius. E (j) = m(kg) c(j/kgdegree) theta
(degrees Celsius)
◍ P5.
Answer: P5
◍ Conservation of energy principle.
Answer: Energy can be transferred but can never be created of destroyed
◍ Force is a.
Answer: vector quantity
◍ What do vectors have.
Answer: Direction and magnitude. Force, velocity, displacement,
acceleration, momentum
◍ What do scalar have.
Answer: Direction. Speed, distance, mass, temperature, time
◍ Dissipated energy.
Answer: energy used up in a system, typically lost due to work done by
friction, 'wasted energy'
◍ A force can be a.
Answer: push or a pull
◍ Phone energy.
Answer: When you use the phone, energy is usefully transferred from the
chemical energy store of the battery in the phone, but some of this energy is
dissipated to thermal energy
◍ When two objects have to be touching for a force to act,.
Answer: that force is called a contact force.
◍ Closed system energy transfer.
Answer: A cold spoon is dropped into hot soup in an insulated flask, which
is then sealed. Energy is transferred from the thermal energy store of the
soup to the useless thermal energy of the spoon

,◍ If the objects do not need to be touching for the force to act,.
Answer: the force is a non-contact force.
◍ Name some contact forces.
Answer: Friction, air resistance
◍ Power.
Answer: The rate at which work is done (watts). P(w) = E(j) / t(s)
◍ Name some non-contact forces.
Answer: Magnetic, gravitational, electrostatic
◍ Conduction occurs mainly in solids.
Answer: Conduction is the process where vibrating particles transfer energy
to neighbouring particles.
◍ thermal conductivity.
Answer: the Mrs sure of the rate at which thermal energy can travel through
a material
◍ Convection occurs only in liquids and gases.
Answer: Convection is where energetic particles move away from hotter to
cooler regions
◍ What is weight?.
Answer: The force acting on an object due to gravity.
◍ Weight =.
Answer: Mass (Kg) x Gravitational Field Strength (N/kg)
◍ Radiators - convection currents.
Answer: Energy is transferred from the radiator to nearby air particles by
conduction. The air by the radiator becomes warmer and less dense. This
warm air rises and is replaced by cooler air. At the same time, the previously
heated air transfers energy to the surrounding and cools, becomes denser,
and sinks. This cycle repeats and causes a flow of air to circulate around the
room

, ◍ What is the resultant force?.
Answer: It is the forces combined to show the result of the overall force.
◍ When a force moves an object through a distance,.
Answer: energy is transferred and work is done.
◍ Work Done (J) =.
Answer: Force (N)x Distance (m)
◍ How to reduce unwanted energy transfers.
Answer: Lubrication and thermal insulation
◍ If forces acting on an object combine to give a resultant force of zero:.
Answer: the object is in equilibrium.
◍ Insulation reduces the rate of energy transfer by heating.
Answer: Things to do to prevent energy loss through heating... - have think
walls made from low thermal conductivity material. This makes the rate of
energy transfer slower, so the building will cool more slowly. - use thermal
insulation
◍ If a object is elastically deformed.
Answer: it can go back to it's original shape and length after the force has
been removed.
◍ An object has been inelastically deformed.
Answer: if it doesn't return to it's original shape and length after the force
has been removed.
◍ (For springs) Force (N) =.
Answer: Spring constant x Extension
◍ Most energy transfers involve some waste energy.
Answer: Efficiency = useful output energy transfer / total input energy
transfer OR efficiency = useful power output / total power input
◍ What is the spring constant?.
Answer: How stiff the spring is, the stiffness depends on the material used.

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