Learning objective
Use the equation force = spring constant x extension.
Read the explanation, check the common trap, then practise with flashcards and questions.
At a glance
0
Flashcards
0
Questions
Topic
Forces and elasticity
Subtopic
Hooke's law and spring constant
Study support
Understand this objective
Quick explanation
Use the equation force = spring constant x extension
- This point belongs to Forces and elasticity, especially Hooke's law and spring constant.
- You need to be able to use the equation force = spring constant x extension.
- The key ideas to know are force, spring constant, and extension.
- 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 Hooke's law and spring constant to exam-style questions, flashcards, and revision notes for Forces and elasticity.
Quick student answer
How do you use equation force = spring constant x extension in exam questions?
Direct answer
In Physics, this page helps you answer equation questions about equation force = spring constant x extension in Forces and elasticity. Focus on the correct reactants, products, symbols, units where needed, and the link between the equation and the science idea. Key terms to check are Hooke's Law and Spring Constant.
Key terms
- Hooke's Law: The principle stating that the force needed to extend or compress a spring is proportional to the distance it is stretched or compressed, up to the limit of proportionality.
- Spring Constant: A measure of a spring's stiffness, defined as the ratio of the force affecting the spring to the extension produced, typically measured in newtons per metre (N/m).
Common trap
Common Mistake in Hooke's Law: Remember that the spring constant (k) is a measure of stiffness and should be used as a multiplier in the equation F = k x e, where F is the force and e is the extension.
Related questions
Try this as a practice card
Question 1 of 4
Choose an answer, get feedback, then move sideways through the set.
Flashcard prompts
Flip through the key recall cards
Flashcard 1 of 4
Practise next
Revision tools
Choose how to practise
Flashcards0 linked cards
Practice Questions0 linked questions
Revision notestopic notes
Open the full topic revision notes when you are ready to review this objective in context.
Open revision notesRelated learning objectives
- Define elastic deformation as deformation that is reversed when the force is removed.
Stretching and deformation
- Define inelastic deformation as deformation that is not fully reversed when the force is removed.
Stretching and deformation
- Describe extension as the increase in length of an object when stretched.
Stretching and deformation
- Describe compression as deformation caused by squeezing forces.
Stretching and deformation
- Explain that a force can stretch, compress or bend an object.
Stretching and deformation