Challenge Worksheet
TN-PHYS-GR9-28056 · v3.-5
Friction
Grade 9 · Physics · Forces · Common Core
Grade
Grade 9
Subject
Physics
Topic
Forces
Subtopic
Friction
Curriculum
Common Core
Difficulty
Higher
Time
35 minutes
Total marks
44
Student name
Teacher name
Date
Learning objectives
- Recognise friction accurately in physics contexts.
- Explain the underlying rule of friction in the student's own words.
- Apply friction to multi-step and unfamiliar problems.
- Justify a chosen method and identify errors in another student's work.
Skills assessed
- Fluency and recall
- Method and setting out
- Reasoning and justification
- Problem solving in context
- Self-assessment
Instructions
- Write your name, your teacher's name and the date in the header.
- Answer every question in the space provided. Continue on the back if needed.
- Show all working — method marks are awarded even when the final answer is wrong.
- Aim to finish in about 35 minutes.
- Complete the reflection box at the end before you hand the sheet in.
Warm-up
Bloom: Remember · 3 marks
Answer quickly. These check you are ready for the topic.
1.Name one fact you already know about friction.
[1]2.State one fact you already know about friction.
[1]3.State one fact you already know about friction.
[1]
Recall
Bloom: Remember · 3 marks
Complete from memory. No calculator, no notes.
1.Define the key term used in friction described here: item 1.
[1]2.List the key term used in friction described here: item 2.
[1]3.List the key term used in friction described here: item 3.
[1]