SCHS - Start of Year 11 - Physics Revision

Start of Year 11 - Physics Revision

by Sadaf Choudhry

​How was your summer?

​

Multiple Choice

How much time do you have before the GCSEs?

• 7 months

• 8 months 

• 9 months

• 3 years

Multiple Choice

When do the mocks start?

• 29th October

• 29th November

• 29th December

• 29th January

Multiple Choice

How many chapters do we have left?

• 5

• 6

• 17

• 8

Poll

How ready are you for year 11?

• 100%

  LET's GO!!!

• 75%

  I'm here.

  I'm ready to try.

• 50%

  MEHH

• >10%

  (You're lucky I rolled out of bed for this)

Multiple Select

What are the physical law's of conservation ?

• Conservation of Energy

• Conservation of Heat

• Conservation of Linear Momentum

• Conservation of Velocity

Multiple Choice

What is the equation for momentum?

• p=vm

• p=mv

• i=mv

Multiple Choice

Momentum can be transferred from one object to another.

• true

• false

Multiple Choice

A tiny bullet can have more momentum than a huge truck:

• false

• true

Multiple Choice

What is the equation that links gravitational field strength (g), mass (m) and weight (W)?

• Weight = Mass x Gravitational Field Strength, or W=mg

• Weight = Mass / Gravitational Field Strength, or W=m/g

• Weight = Gravitational Field Strength / Mass, or W=g/m

Multiple Choice

What is the equation that links distance (s), force (F) and work done (W)?

• Work Done = Force x Distance, or W=Fs

• Work Done = Force / Distance, or W=F/s

• Work Done = Distance / Force, or W=s/F

Multiple Choice

What is the equation that links distance from the pivot (d), force (F), and moment of a force (M)?

• Moment of a Force = Force x Distance From The Pivot, or M=Fd

• Moment of a Force = Force / Distance From The Pivot, or M=F/d

• Moment of a Force = Distance / Force From The Pivot, or M=d/F

Multiple Choice

What is the equation that links distance (s), time (t) and velocity (v)?

• velocity = time x distance, or v=ts

• velocity = distance / time, or v=s/t

• velocity = time / distance, or v=t/s

Multiple Choice

What is the equation that links acceleration (a), change in velocity (Δv) and time (t)?

• Acceleration = Change in Velocity x Time, or a=Δv x t

• Acceleration = Change in Velocity / Time, or a=Δv/t

• Acceleration = Time / Change in Velocity, or a=t/Δv

Multiple Choice

What is the equation that links acceleration (a), mass (m), and resultant force (F)?

• Resultant Force = Mass x Acceleration, or F=ma

• Resultant Force = Mass / Acceleration, or F=m/a

• Resultant Force = Acceleration / Mass, or F=a/m

Multiple Choice

What is the equation that links kinetic energy (E_k), mass (m) and velocity (v)?

• Kinetic Energy = 0.5 x Mass x Velocity², or E_k=0.5 x m x v²

• Kinetic Energy = 0.5 x Mass² x Velocity, or E_k=0.5 x m² x v

• Kinetic Energy = 0.5 x Mass² / Velocity, or E_k=0.5 x m² / v

Multiple Choice

What is the equation that links energy transferred (E), power (P) and time (t)?

• Power = Energy Transferred / Time, or P=E/t

• Power = Time / Energy Transferred, or P=t/E

• Power = Energy Transferred x Time, or P=Et

Multiple Choice

What is the equation that links charge (Q), current (I) and time (t)?

• Charge = Current x Time, or Q=It

• Charge = Current / Time, or Q=I/t

• Charge = Time / Current, or Q=t/I

Multiple Choice

What is the equation that links current (I), potential difference (V) and power (P)?

• Power = Potential Difference x Current, or P=VI

• Power = Potential Difference / Current, or P=V/I

• Power = Current / Potential Difference, or P=I/V

Multiple Choice

What is the equation that links current (I), power (P) and resistance (R)?

• Power = Current² x Resistance, or P=I²R

• Power = Resistance² x Current, or P=R²I

• Power = Resistance² / Current, or P=R²/I

Multiple Choice

What is the equation that link charge (Q), energy transferred (E) and potential difference (V)?

• Energy Transferred = Charge / Potential Difference, or E=Q/V

• Energy Transferred = Potential Difference / Charge, or E=V/Q

• Energy Transferred = Charge x Potential Difference, or E=QV

Multiple Choice

What is the equation that links current (I), potential difference (P) and resistance (R)?

• Potential difference = Current x Resistance, or V=IR

• Potential difference = Current / Resistance, or V=I/R

• Potential difference = Resistance / Current, or V=R/I

Multiple Choice

What is the equation that links efficiency, total power (or energy) in and useful power (or energy) out?

• Efficiency = Useful Power (or Energy) Out / Total Power (or Energy) In

• Efficiency = Useful Power (or Energy) Out x Total Power (or Energy) In

• Efficiency = Total Power (or Energy) In / Useful Power (or Energy) Out

Multiple Choice

What is the equation that links density (ρ), mass (m) and volume (V)?

• Density = Volume x Mass, or ρ=Vm

• Density = Mass / Volume, or ρ=m/V

• Density = Volume / Mass, or ρ=V/m

Multiple Choice

What is the equation that links Power (P), Time (t) and Work Done (W)?

• Power = Time x Work Done, or P=tW

• Power = Time / Work Done, or P=t/W

• Power = Work Done / Time, or P=W/t

Multiple Choice

Which statement is true about a moving object? When an object is ....

• ...accelerating, the resultant force acting on it must be zero

• ... moving at a steady speed, the air resistance acting on it must equal zero

• ... moving at a steady speed, the resultant force acting on it must equal zero

• ... moving, there must be a resultant force acting on it.

Multiple Choice

A woman lifts 20 bricks, each of weight 6N.
What other information is needed to calculate the useful work done in lifting the bricks?

• the distance she lifts the bricks
• the mass of the bricks
• the time taken to lift the bricks
• the volume of the bricks

Multiple Choice

How far does the car travel before it reaches a steady speed?

• 10m

• 20m

• 100m

• 200m

Multiple Choice

Which statement about mass and weight is correct?

• Mass and weight are both forces

• Neither mass nor weight is a force

• Only mass is a force

• Only weight is a force

Multiple Choice

Two forces act on an object. In which situation is it IMPOSSIBLE for the object to be in equilibrium?

• The two forces act in the same direction

• The two forces act through the same point

• The two forces are of the same type

• The two forces are the same size

Multiple Choice

A black car gets hotter than a silver car on a sunny day, because

• Black attracts heat radiation

• Black emits heat radiation

• Black absorbs heat radiation

• Black absorbs ultra-violet radiation

Multiple Choice

Which of the following quantities is not measured in the same units as the other three?

• Work

• Power

• Kinetic Energy

• Heat

Multiple Choice

Which of the following is true for all series circuits?

• Current and voltage are always proportional

• Current always goes down as you get further from the power supply

• The voltage is the same across each component

• The voltages across the components add up to the voltage across the power-supply

Multiple Choice

A space shuttle has weight of 20,000N. If it is climbing at a steady speed, the upward force on it must be

• More than 20,000N

• Equal to 20,000N

• Less than 20,000N but more than zero

• Zero

Multiple Choice

The radiation from a radioactive source is all stopped by 1cm of aluminium.

Which of the following is definitely true from this observation?

• It is not emitting any gamma rays

• It is not emitting any alpha particles

• It is only emitting beta particles

• It is only emitting gamma rays

Multiple Choice

In order to measure the power used by a lamp, which is the smallest suitable list of instruments?

• Joulemeter, ammeter, voltmeter, ohm-meter, stopclock

• Joulemeter, ammeter, voltmeter, stopclock

• Joulemeter, ammeter, voltmeter

• Ammeter, voltmeter

Multiple Choice

Which of the following is NOT a store of energy?

• Kinetic

• Gravitational Potential

• Elastic potential

• Thermal

• Sound

Multiple Choice

To calculate the kinetic energy of an object you must use this equation: E_k = 0.5 x mass x speed². Which of the following objects has the most kinetic energy?

• A 10 kg mass with a speed of 5 m/s.

• A 5 kg mass with a speed of 10 m/s.

• A 2 kg mass with a speed of 20 m/s.

• A 0.1 kg mass with a speed of 100 m/s.

Multiple Choice

What would an efficiency of 0% tell you about the energy transfers of a device?

• The device is not working.

• The device is not working in the way that it was designed.

• There is not enough energy being transferred for the device to work.

• All the energy that is transferred is to an unwanted energy store.

Multiple Choice

What is the structure of an alpha particle?

• An electron

• A neutron

• Two protons and two neutrons. This is the same as a helium nucleus.

• An electromagnetic wave

Multiple Choice

Which type of radiation is the least penetrating?

• Alpha

• Beta

• X-ray

• Gamma

Multiple Choice

Which type of radiation travels the furthest in air?

• Alpha

• Beta

• Sound

• Gamma

Multiple Choice

What charge is an alpha particle?

• It's a wave, it has no charge

• Neutral (no charge)

• Positively charged.

• Negatively charged.

Multiple Choice

What device detects radiation?

• A Muller-Corner tube.

• A Geiger-Muller tube.

• A U-tube.

• A Rutherford tube.

Multiple Choice

What material can be used to absorb alpha radiation?

• Thin aluminium (a few mm thick)

• Thick lead or concrete

• A piece of wood

• A sheet of paper

Multiple Choice

What is the range of beta radiation in air

• A few centimetres (up to 5 cm)

• A few metres

• 100 metres

• More than 1km (almost infinite)

Multiple Choice

What material can be used to absorb gamma radiation?

• Thin aluminium (a few mm thick)

• Thick lead or concrete

• A piece of wood

• A sheet of paper

Multiple Choice

Which radiation is the most penetrating?

• Alpha

• Beta

• Sound

• Gamma

Multiple Choice

What is the range of gamma radiation in air

• A few centimetres (up to 5 cm)

• About 1 metre

• 100 metres

• More than 1km (almost infinite)

Multiple Choice

What happens to an atom when it is ionised?

• It loses or gains neutrons

• It loses or gains electrons

• It loses or gains protons

• It disappears

Multiple Choice

Which radiation is the most ionising?

• Alpha

• Beta

• X-ray

• Gamma

Multiple Choice

Which type of nuclear radiation is not a particle?

• Alpha

• Beta

• Gamma

• Neutron

Multiple Choice

What charge is an electron?

• It's a wave, it has no charge

• Neutral (no charge)

• Positively charged.

• Negatively charged.

Multiple Choice

As well as alpha, beta and gamma radiation, the nucleus can also emit...

• Sound

• A neutron

• Isotopes

• Half-life

Multiple Choice

What is specific heat capacity?

• The power needed to raise the temperature of 1 kg of a substance by 1^oC.

• The energy needed to raise the temperature of 1 kg of a substance by 1^oC.

• The temperature increase of 1 kg of a substance when it is heated for 1 minute.

• The mass of a substance whose temperature will increase by 1^oC when heated for 1 minute.

Multiple Choice

What are the units for specific heat capacity?

• Joules per kilogram degree Celsius (J/kg^oC)

• Joules per kilogram degree Celsius (Jkg^oC)

• Joules per kilogram (J/kg)

• Joules per degree Celsius (J/^oC)

Multiple Choice

How do we say Δ in science and maths?

• Alpha

• Beta

• Gamma

• Delta

Multiple Choice

What does Δ represent?

• The increase in

• The decrease in

• The change in

• All of the above

Multiple Choice

what is this symbol for?

• light bulb

• switch

• battery

• resistor

Multiple Choice

Energy Stored in an atoms nucleus is..

• Atomic Energy

• Electrostatic Energy

• Nuclear Energy

• Elemental Energy

Multiple Choice

What type of energy is stored in food and fuel?

• Chemical

• Thermal

• Potential

• Calories

Multiple Select

Energy is transferred from the thermal store of the Sun to the thermal store of the Earth by

• Work done

• Radiation

• Heating

• Electric current

Multiple Choice

 Energy from the sun is known as......... 

• hydroelectric energy

• geothermal energy

• solar energy

• wind energy

Multiple Choice

Energy stored in objects being stretched or squashed...

• Elastic Potential Energy

• Kinetic Energy

• Chemical Energy

• Thermal Energy

Multiple Choice

What happens to particles as they heat up?

• They slow down

• Nothing

• They don't move

• They speed up

Multiple Choice

A student opens the top window and the bottom window in a hot room. What statement best describes the heat transfer occurring in the room?

• conduction

• radiation

• convection

• evaporation

Multiple Choice

What is a fuel?

• something that can react to release chemical energy

• something that can react to release energy as heat and light

• an energy resource that will run out

• an energy resource that will never run out

Multiple Choice

A soccer player kicks a ball with 20 Newtons of force causing it to travel 100 meters. How much work is done on the ball?

• 200 J

• 80 J

• 5 J

• 2000 J

Multiple Choice

Total energy = 350J Useful energy = 70J Workout the efficiency of this iphoneX. $$efficiency\ =\ \frac{useful\ energy}{total\ energy\ in}\ \times100\%$$  

• 100%

• 80%

• 40%

• 20%

Multiple Choice

Energy is transferred from the kinetic store of a singer's vocal cords to the kinetic store of your eardrums by

• Work done

• Electric current

• Heating

• Radiation

Multiple Choice

Thermal energy ALWAYS moves from _____ to _____.

• solid to liquid

• ice to water

• hot to cold

• solid to gas

Multiple Choice

Heat moves by ______ when it travels from one solid to another solid.

• radiation

• convection

• thermal energy

• conduction

Multiple Choice

When holding a cup of ice water, your warm hand becomes cold. How does the heat transfer?

• From the cold cup to your hand

• From the cold cup to the warm air

• From the ice to your hand

• From your warm hand to the cold cup.

Multiple Choice

Coal is burned to heat water so that the _______ can turn turbines.

• fire

• steam

• water

• heat

Multiple Choice

In the equation for gravitational potential energy, 'E_p' stands for

• electrical energy

• elastic potential energy

• kinetic energy

• gravitational potential energy

Multiple Choice

The Law of Conservation of Energy states:

• Energy can created or destroyed but not transformed

• Energy cannot be created or destroyed, it can only transformed

• Energy can't be created, destroyed or transformed

• Energy cannot be created or destroyed.

Multiple Choice

How is contact between the coil and circuit maintained in an alternator?

• A split ring commutator connects to each side for half a turn

• It cannot be maintained.

• The alternator can only complete one revolution and must then be rotated in reverse

• Slip rings and brushes allow continuous connection

Multiple Choice

What is another name for electromagnetic induction?

• The motor effect

• The generator effect

• A solenoid

• A flux capacitor

Multiple Choice

How can the voltage output from a dynamo be doubled?

• Reverse the direction of rotation

• Halve the speed of rotation but reverse the direction of rotation

• Double the speed of rotation

• Use half the number of coils

Multiple Select

What happens when an object hits another object? Mulitple answers:

• The object's energy is in the kinetic store at the start because it is moving.

• When the object collides with the obstacle, energy is converted to:

  The kinetic store of the obstacle (making it move). The thermal store of the object and the obstacle (the particles in the object and the obstacle vibrate more).

• Some energy remains in the object's kinetic store as it moves away after the collision.

• I don't know

Multiple Choice

FOR EVERY REACTION THERE IS AN OPPOSITE OR EQUAL REACTION:::

• 1ST LAW

• 3RD LAW