Physics A-Level
Safety applications of impulse
What Safety applications of impulse means in Physics A-Level, as defined for OCR.
Definition of Safety applications of impulse
Check what you remember
Read the wording for your board, then hide it and explain Safety applications of impulse in your own words. Rough notes are fine. This is a self-check, with no mark or grade.
Reference: OCR
Increasing the contact time for a given momentum change reduces the force, which is why crumple zones and airbags reduce injury.
Topics that use Safety applications of impulse
- Newton’s laws of motion (OCR A-Level)
Related terms
- Action–reaction pairs
- Area under a graph
- Change in momentum and direction
- Force–time graphs
- Resultant force and motion
- Sign conventions in one dimension
- Constant-mass reduction to F = ma
- Force as a rate of change
Using Safety applications of impulse in the exam
Check the command word and mark scheme for your exact question. After comparing your explanation with the reference, use the term in an answer on the linked topic. This practice does not predict an exam mark.
Practise Physics questions
Create a free account to answer exam-style questions on this topic and get feedback on your answers.
Start free
All Physics A-Level termsA week of Premium from your first lesson · Then the free plan continues · No card, no charge