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Forces and Motion

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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

 

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