Learning objective
Apply proportional reasoning when comparing work done by different braking forces.
Read the explanation, check the common trap, then practise with flashcards and questions.
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Flashcards
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Questions
Topic
Work done and energy transfer
Subtopic
Energy transfer and braking
Study support
Understand this objective
Quick explanation
Apply proportional reasoning when comparing work done by different braking forces
- This point belongs to Work done and energy transfer, especially Energy transfer and braking.
- You need to be able to apply proportional reasoning when comparing work done by different braking forces.
- The key ideas to know are force, work done, and braking.
- Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.
Key concepts
Why it matters
This objective helps connect Energy transfer and braking to exam-style questions, flashcards, and revision notes for Work done and energy transfer.
Quick student answer
How do you use proportional reasoning when comparing work done by different braking forces in exam questions?
Direct answer
In Physics, this page helps you answer questions about proportional reasoning when comparing work done by different braking forces within Work done and energy transfer. Focus on the key process, correct scientific terms, and how the idea links to exam-style questions. Key terms to check are work done and braking force.
Key terms
- work done: The energy transferred when a force moves an object through a distance.
- braking force: The force applied to slow down or stop a moving object, transferring energy from the object's kinetic energy store.
Common trap
Proportional Reasoning in Work Done: To fix this, remember that work done is calculated as the product of force and distance. Ensure to compare both the force and the distance when applying proportional reasoning.
Related questions
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Revision notestopic notes
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Open revision notesRelated learning objectives
- Define work done as energy transferred when a force moves an object through a distance.
Work done by a force
- State that one joule is one newton metre.
Work done by a force
- Use the equation work done = force x distance moved along the line of action of the force.
Work done by a force
- Calculate work done from force and distance.
Work done by a force
- Calculate force from work done and distance.
Work done by a force