GCSE PHYSICS - Revision Questions - Speed - Velocity - Acceleration - Force - Mass - Weight - Gravity - Car Motion - Stopping - Momentum - Friction - Density

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Distance - Speed - Velocity - Acceleration
1	What is Distance a measure of?	Answer
2	What unit is Distance measured in?	Answer
3	What is Speed a measure of?	Answer
4	What unit is Speed measured in?	Answer
5	Which Equation connects Speed, Distance and Time?	Answer
6	What is the Speed of an Object which is Stationary?	Answer
7	What unit is Velocity measured in?	Answer
8	What is the Difference between Speed and Velocity?	Answer
9	Which Equation connects Velocity, Distance and Time?	Answer
10	An Object Travels 25 metres in 5 seconds. What is its Velocity?	Answer
11	What does Constant Velocity mean?	Answer
12	What does Acceleration mean?	Answer
13	What unit is Acceleration measured in?	Answer
14	Which Equation connects Acceleration, Velocity and Time?	Answer
15	What is Negative Acceleration sometimes called?	Answer
16	A Car Changes from 10 m/s to 30 m/s in 8 seconds. What is its Acceleration?	Answer
17	A Bicycle moving at 10 m/s Stops in 10 seconds. What is its Acceleration?	Answer
18	What does Constant Acceleration mean?	Answer

Distance - Time Graphs and Velocity - Time Graphs
19	Draw a Distance - Time graph for an Object at Rest.	Answer
20	Draw a Distance - Time graph for an Object with Constant Velocity.	Answer
21	Draw a Distance - Time graph for an Object with Acceleration.	Answer
22	Draw a Velocity - Time graph for an Object with Constant Velocity.	Answer
23	Draw a Velocity - Time graph for an Object with Constant Acceleration.	Answer
24	How is Total Distance Travelled calculated from a Velocity - Time graph?	Answer

Force - Balanced - Unbalanced - Mass - Weight - Gravity
25	What is a Force?	Answer
26	What unit is Force measured in?	Answer
27	What are Balanced Forces?	Answer
28	How does an Object Move if the Forces on it are Balanced?	Answer
29	How does an Object Move if the Forces on it are Unbalanced?	Answer
30	Which Equation connects Acceleration, Force and Mass?	Answer
31	What is the Effect of Acceleration on an Object which is not Moving?	Answer
32	What is the Effect of Acceleration on an Object which is Moving?	Answer
33	What does Newton's Third Law of Motion say?	Answer
34	What is Mass?	Answer
35	What unit is Mass measured in?	Answer
36	What is Gravity?	Answer
37	How does Gravity depend on Mass?	Answer
38	How does Gravity depend on the Distance between Masses?	Answer
39	What is Weight?	Answer
40	What unit is Weight measured in?	Answer
41	Which Equation connects Weight, Gravity and Mass?	Answer
42	How do you convert Weight into Mass?	Answer

Motion - Rocket - Falling Object
43	When a Rocket moves Upwards, what is the Upward Force called?	Answer
44	When a Rocket moves Upwards, what is the Downward Force called?	Answer
45	Where does the Downward Force come from?	Answer
46	When a Rocket takes off, why does it Accelerate Upwards?	Answer
47	How do the Forces on a Rocket become Balanced?	Answer
48	What Acceleration has a Rocket moving at 240 m/s 2 minutes after take off?	Answer
49	What Force was needed to give the Rocket this Acceleration?	Answer
50	Describe the Motion of a Falling Object.	Answer
51	What does Terminal Velocity mean?	Answer
52	An Object Falls from a Cliff. How fast will it be moving after 3 seconds?	Answer
53	Do Heavier Objects Fall Faster than Light ones?	Answer

Motion - Car - Stopping Distance
54	What are the Forces on a Stationary Car?	Answer
55	What are the Extra Forces on a Moving Car?	Answer
56	How do the Tyres make the Car Move Forwards?	Answer
57	When Stopping a Car, what is the Thinking Distance?	Answer
58	How can the Thinking Distance be Reduced?	Answer
59	When Stopping a Car, what is the Braking Distance?	Answer
60	How does the Braking Distance of a Car change with an increase in Velocity?	Answer
61	Does Doubling the Velocity of a Car Double the Braking Distance?	Answer
62	How does the Braking Distance of a Car change with an increase in Mass?	Answer
63	Does Doubling the Mass of a Car Double the Braking Distance?	Answer
64	Why does the Braking Distance of a Car increase if the Road is Wet or Icy?	Answer

Motion - Momentum
65	What are the Units of Momentum called?	Answer
66	What happens to the Momentum if we Double the Mass?	Answer
67	What happens to the Momentum if we Double the Velocity?	Answer
68	What does the Law of Conservation of Momentum state?	Answer
69	What Two Things stay the Same in an Elastic Collision?	Answer
70	An Elastic Collision happens between what objects?	Answer
71	What Decreases in an Inelastic Collision?	Answer
72	Give an Example of an Inelastic Collision.	Answer
73	Is the Momentum always Zero after an Explosion?	Answer
74	Give Two Examples of Car Safety Features.	Answer
75	Do Car Safety Features make the Change in Momentum Quicker or Slower?	Answer

Friction - Density
76	What is Friction?	Answer
77	In which Direction does Friction act?	Answer
78	Where does Friction occur in Solids?	Answer
79	What does the amount of Friction in Solids depend on?	Answer
80	Where does Friction occur in a Liquid or Gas?	Answer
81	What does the amount of Friction in a Liquid or Gas depend on?	Answer
82	What is Air Resistance?	Answer
83	How is Friction involved in Walking?	Answer
84	What is Streamlining?	Answer
85	Which Equation connects Density, Volume and Mass?	Answer
86	What is the Difference between Density and Weight?	Answer
87	What is the Difference between a Scalar and a Vector?	Answer