Year 11 Physics Homework Booklet Topic 1 and 2 Date: _______________________________________ Mini Quiz Score: ____________________________ This week I am going to …. Reflection I can… I need to work on… Task 1 – Create a revision resource to help you to recall these key facts. Question Answer 1. What is the conservation of energy principle? Energy can be transferred, stored or dissipated but never created or destroyed. 2. Give the equation for efficiency of an energy transfer. Efficiency = useful power out ÷ total power in 3. Give three examples of nonrenewable energy resources. Coal, oil and gas. 4. Give two examples of renewable energy resources. Solar and wind. 5. Define the term renewable energy resource. 6. Give the formula that links potential difference, current and resistance. A renewable energy resource is one that is being replaced as it is used. 7. Define the term ‘power’. The power of an appliance is the energy that it transfers per second. 8. What is power measured in? Watts (W) 9. Give the equation linking energy transferred and power. energy transferred = power × time E=Pt The amount of energy an appliance transfers depends on how long the appliance is switched on for and the power of the appliance. 10. What is affects the amount of energy an appliance transfers? V = IR Task 2 – Exam questions. Task 3 – Answer the questions on www.educake.co.uk set by your teacher.