Forces and Elasticity Practice Questions
Question 1
Q1. Knowledge Recall (1 mark)
Define the term "deformation".
Question 2
Q2. Application of Knowledge (2 marks)
Explain the difference between a spring and an elastic band.
Question 3
Q3. Data Analysis (3 marks)
A force of 10N is applied to a spring, causing it to stretch by 0.5m. Calculate the spring constant.
Question 4
Q4. Calculations (4 marks)
A car weighing 1500kg is travelling at 20m/s. Calculate its kinetic energy.
Question 5
Q5. Knowledge Recall (2 marks)
State Hooke's Law.
Question 6
Q6. Application of Knowledge (3 marks)
Explain why a bungee cord stretches when a person jumps off a bridge.
Question 7
Q7. Calculations (3 marks)
A spring has a spring constant of 50N/m. If it is stretched by 0.2m, what is the force exerted?
Question 8
Q8. Application of Knowledge (2 marks)
Describe a real-world example where a spring is used.
Question 9
Q9. Data Analysis (3 marks)
A student investigates the relationship between force and extension for a spring. Plot the data from the table below and draw a line of best fit.
| Force (N) | Extension (m) |
| 10 | 0.15 |
| 20 | 0.30 |
| 30 | 0.45 |
| 40 | 0.60 |