Friction
Class 8 · Science
3 ideas in Class 8 Science, explained in plain words, with games and quizzes to practise.
What Friction Does
Part of: Friction Force
This concept explains what friction does through examples of motion.
Why it matters. Friction affects how objects move and how people grip surfaces safely.
Try it in two minutes
- Identify the moving surfaces or fluid.
- Decide which way resistance acts.
- Choose whether friction should increase or decrease.
Try at home. Compare how a book slides on a table and on a cloth, with an adult nearby.
Surfaces, Rolling and Fluids
Part of: Friction Types
This concept explains surfaces, rolling and fluids through examples of motion.
Why it matters. Friction affects how objects move and how people grip surfaces safely.
Try it in two minutes
- Identify the moving surfaces or fluid.
- Decide which way resistance acts.
- Choose whether friction should increase or decrease.
Try at home. Compare how a book slides on a table and on a cloth, with an adult nearby.
Useful and Unwanted Friction
Part of: Managing Friction
This concept explains useful and unwanted friction through examples of motion.
Why it matters. Friction affects how objects move and how people grip surfaces safely.
Try it in two minutes
- Identify the moving surfaces or fluid.
- Decide which way resistance acts.
- Choose whether friction should increase or decrease.
Try at home. Compare how a book slides on a table and on a cloth, with an adult nearby.
What your child will practise
- Surfaces, Rolling and Fluids: Jungle Quick Fire (Quick Fire)
- Surfaces, Rolling and Fluids: Space Puzzle (Clue Puzzle)
- Useful and Unwanted Friction: Candy Quick Fire (Quick Fire)
- Useful and Unwanted Friction: Explorer'S Map Sort (Sort It Out)
- What Friction Does: Mission Control Quest (Collect the Answer)
- Quiz: Surfaces, Rolling and Fluids (8 questions)
- Quiz: Useful and Unwanted Friction (8 questions)
- Quiz: What Friction Does (8 questions)