Energy Transfer

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Heat - Conduction - Convection - Radiation
1 What unit is Energy measured in? Answer
2 Name three Forms of Energy. Answer
3 What does "Energy is Transferred" mean? Answer
4 What is the Conservation of Energy? Answer
5 What unit is Temperature measured in? Answer
6 What is Temperature a measure of? Answer
7 Does Temperature depend on the Mass of a Substance? Answer
8 Does Heat depend on the Mass of a Substance? Answer
9 Can Heat be Transferred by Conduction in a Solid? Answer
10 Can Heat be Transferred by Conduction in a Liquid? Answer
11 Describe the Conduction of Heat in Non-metals. Answer
12 Is the Conduction of Heat in Non-metals Fast? Answer
13 Is the Conduction of Heat in Metals Fast? Answer
14 Describe the Conduction of Heat in Metals. Answer
15 Can Heat be Transferred by Convection in a Liquid? Answer
16 Can Heat be Transferred by Convection in a Gas? Answer
17 Describe how Heat can be Transferred by Convection. Answer
18 What are Convection Currents caused by? Answer
19 Describe how a Radiator can Heat a Room in a House. Answer
20 How can the Efficiency of a Radiator be Improved? Answer
21 Heat Radiation is what type of Wave? Answer
22 What type of Objects Transfer Heat by Radiation? Answer
23 Will an Object Emit Radiation Faster with a Matt or a Shiny Surface? Answer
24 Will an Object Emit Radiation Faster with a Dark or a Light Surface? Answer
25 Why is part of the Space Shuttle covered in Matt Black Tiles? Answer


Heat - Insulation
26 What does a Heat Insulator do? Answer
27 Name two Materials which could be used as Insulators. Answer
28 How does the Fur of Animals keep them Warm? Answer
29 How can Air Transfer Heat across the Gap in Cavity Walls? Answer
30 What Material can be used to fill the Gap in Cavity Walls? Answer
31 What is a Loft? Answer
32 What Material can be used to Insulate a Loft? Answer
33 How does Double Glazing Reduce Heat Loss? Answer
34 Give one other Advantage of Double Glazing. Answer
35 Does Draught Proofing Reduce Heat Loss by Conduction or Convection? Answer
36 How can Heat Loss by Radiation or Reduced? Answer
37 What is Cost-Effectiveness? Answer


Energy - Efficiency - Devices - Wasted Energy
38 What is a Sankey Diagram? Answer
39 Write the Equation for Efficiency. Answer
40 What Form does Wasted Energy take? Answer
41 Why is Wasted Energy difficult to use in the Future? Answer
42 What is a Device? Answer
43 Name three Examples of Devices. Answer
44 Why type of Energy is contained in a Fossil Fuel? Answer
45 Why type of Energy is contained in Food? Answer
46 What is the Difference between a Filament Lamp and an Energy Saving Bulb? Answer
47 What does a Motor Transfer Electrical Energy into? Answer
48 Name three Items which use Motors. Answer


Energy - Potential - Kinetic - Power
49 What is GPE (Gravitational Potential Energy) a measure of? Answer
50 Which Equation connects GPE, Gravity, Height and Mass? Answer
51 Which Equation connects GPE, Weight and Height? Answer
52 What is the GPE of a Rock of Mass 75kg at a Height of 4 metres? Answer
53 What is Elastic Potential Energy a measure of? Answer
54 Name one Object which has Elastic Potential Energy. Answer
55 What type of object has Kinetic Energy? Answer
56 Which Equation connects Kinetic Energy, Mass and Velocity? Answer
57 What is the Kinetic Energy of an object of Mass 500kg and Velocity 12 m/s? Answer
58 How does Kinetic Energy depend on Mass? Answer
59 How does Kinetic Energy depend on Velocity? Answer
60 Which Equation connects Distance, Force and Energy? Answer
61 When does GPE become Transferred into Kinetic Energy? Answer
62 Why does Perpetual Motion not Exist on Planet Earth? Answer
63 When does a Pendulum have its Maximum GPE? Answer
64 When does a Pendulum have its Maximum Kinetic Energy? Answer
65 What is the connection between Work Done and Energy Transferred? Answer
66 A Car has Mass 800kg and Velocity 25 m/s. What Force will Stop it in 50m? Answer
67 Which Equation connects Power, Time and Energy? Answer
68 Which unit is Power measured in? Answer

 

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