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AQA GCSE Physics Unit 2

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A quick summary quiz of AQA Physics unit 2
Gabi Germain
Quiz by Gabi Germain, updated more than 1 year ago
Gabi Germain
Created by Gabi Germain over 9 years ago
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Resource summary

Question 1

Question
What does the gradient on a distance-time graph represent?
Answer
  • Speed
  • Acceleration
  • Distance travelled

Question 2

Question
Velocity of an object the speed of an object in a given direction
Answer
  • True
  • False

Question 3

Question
What does the gradient of a velocity-time graph represent?
Answer
  • Acceleration
  • Speed
  • Distance

Question 4

Question
Distance travelled by an object can be calculated from a distance-time graph
Answer
  • True
  • False

Question 5

Question
What is newtons third law?
Answer
  • Every action has an equal and opposite reaction
  • An object will remain at rest unless acted upon by an external force

Question 6

Question
The combined effect of all forces acting upon an object is called the...
Answer
  • Resultant force
  • Drag force
  • Newton

Question 7

Question
If the resultant force on an object is zero it will...
Answer
  • remain stationary
  • accelerate in the direction of the resultant force

Question 8

Question
If the resultant force on an object is not zero it will...
Answer
  • remain stationary
  • accelerate in the direction of the resultant force

Question 9

Question
When a vehicle is driving at a steady speed the resistive forces balance the driving force
Answer
  • True
  • False

Question 10

Question
What are 3 things that could effect the drivers reaction time?
Answer
  • Drugs
  • Tiredness
  • Alcohol
  • Shoe colour
  • Diet
  • Exercise

Question 11

Question
What happens when brakes are applied on a car...
Answer
  • there is friction between the brakes and the wheel reducing the kinetic energy of the vehicle
  • the car speeds up
  • the friction between the brakes and wheels increase the kinetic energy of the car

Question 12

Question
The __________ an object moves through a fluid the __________ the frictional force that acts on it
Answer
  • Faster, slower
  • Faster, greater
  • Slower, greater

Question 13

Question
when the resultant force of an object is zero it will move at its terminal velocity
Answer
  • True
  • False

Question 14

Question
What might a force being applied to an object cause?
Answer
  • stretching or squashing
  • Changing its shape
  • Changing its volume
  • Changing its colour

Question 15

Question
An elastic object can't recover its original shape when stretched
Answer
  • True
  • False

Question 16

Question
The extension of an elastic object is directly proportional to...
Answer
  • The force applied
  • The mass of the object
  • The length of spring

Question 17

Question
When a force causes an object to move through a distance work is done
Answer
  • True
  • False

Question 18

Question
In a closed system the total momentum before an event is _______ to the total momentum after an event, what is this called?
Answer
  • Equal, Conservation of momentum
  • More, conservation of momentum
  • Equal, conservation of minstrels

Question 19

Question
Which type of materials rub together to become electrically charged?
Answer
  • Metal
  • Reactive
  • Insulating
  • Conductor

Question 20

Question
Losing electrons means a material becomes...
Answer
  • Negatively charged
  • Positively charged

Question 21

Question
If two objects have the same charge will they repel or attract each other?
Answer
  • Repel
  • Attract

Question 22

Question
What is the electrical symbol for a diode?
Answer

Question 23

Question
which is the current-potential difference graph?
Answer

Question 24

Question
which graph shows the current flowing through a diode?
Answer

Question 25

Question
Is the potential difference in a series or parallel circuit the same across each component?
Answer
  • Series
  • Parallel

Question 26

Question
Is the current in a series or parallel circuit the same across each component?
Answer
  • series
  • parallel

Question 27

Question
The current through a resistor is directly proportional to the potential difference across the resistor
Answer
  • True
  • False

Question 28

Question
Resistance of an LDR increases as the light intensity increases
Answer
  • True
  • False

Question 29

Question
What is the a.c. supply in the UK?
Answer
  • 230V
  • 230Hz
  • 230

Question 30

Question
What colour is the live wire?
Answer
  • blue
  • yellow and green
  • brown

Question 31

Question
What colour is the neutral wire?
Answer
  • brown
  • yellow and green
  • blue

Question 32

Question
If the current in a fuse wire gets too high the fuse will melt breaking the circuit
Answer
  • True
  • False

Question 33

Question
when an electrical charge flows through a resistor so it cools
Answer
  • True
  • False

Question 34

Question
what is in the nucleus of an atom?
Answer
  • Protons and neutrons
  • Electrons and neutrons
  • Electrons and protons

Question 35

Question
What is the relative charge of a proton?
Answer
  • +1
  • 0
  • -1

Question 36

Question
electrons have a relative mass of 0.005
Answer
  • True
  • False

Question 37

Question
Which rays are most penetrating?
Answer
  • Alpha
  • Beta
  • Gamma

Question 38

Question
Which type of radiation isnt deflected by both electric and magnetic fields?
Answer
  • Alpha
  • Beta
  • Gamma

Question 39

Question
Half life is the time taken for the number of unstable nuclei in a sample to halve
Answer
  • True
  • False

Question 40

Question
What are the two fissionable substances?
Answer
  • plutonium 239 and uranium 265
  • plutonium 239 and uranium 235

Question 41

Question
The nucleus undergoing fission splits into 2 smaller nuclei and two or three whats are released?
Answer
  • nuclei
  • electrons
  • neutrons

Question 42

Question
Fusion is the joining of two _____?
Answer
  • Neutrons
  • Electrons
  • Nuclei

Question 43

Question
Stars form when what from space is pulled together?
Answer
  • planets and dust
  • dust and rocks
  • gas and dust

Question 44

Question
During the main sequence period of its life cycle the star is stable as the forces are balanced
Answer
  • True
  • False
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