Lesson T3.1.1
T3.1.1 Pressure, force and area Quiz: KS3 Physics, Unit 3
20 questions
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Lesson T3.1.1, Pressure, force and area: 20 multiple choice questions for the KS3 Physics (National Curriculum), Unit 3: Pressure, written with Revision Ninja.
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The 20 questions
-
Which calculation is used to determine pressure?
- Mass divided by volume
- Force divided by area
- Force multiplied by area
- Area divided by force
-
What is the standard SI unit of pressure?
- N/m²
- N m
- N m²
- N/m
-
A force of 100 N acts on an area of 0.5 m². What is the pressure?
- 205 N/m²
- 500 N/m²
- 200 N/m²
- 50 N/m²
-
Why does a drawing pin have a very sharp point?
- Zero friction
- High pressure
- Low pressure
- High volume
-
Why do snowshoes help a person walk on deep snow?
- To reduce friction
- To increase weight
- To increase pressure
- To reduce pressure
-
A 600 N person stands on an area of 0.03 m². What is the pressure?
- 20 000 N/m²
- 18 N/m²
- 60 000 N/m²
- 2 000 N/m²
-
If force stays the same and area is halved, what happens to pressure?
- It stays same
- It halves
- It quadruples
- It doubles
-
A 60 N force acts on a surface of 0.2 m². What is the pressure?
- 300 N/m²
- 600 N/m²
- 120 N/m²
- 12 N/m²
-
In which direction does pressure from a solid act on a surface?
- At 45 degrees
- Parallel
- Upwards only
- At right angles
-
A 500 N box rests on an area of 0.25 m². What is the pressure?
- 5 000 N/m²
- 500 N/m²
- 125 N/m²
- 2 000 N/m²
-
What does the term 'normal' mean when describing pressure on a surface?
- Horizontal
- Perpendicular
- Diagonal
- Parallel
-
A force of 4 N acts on an area of 0.8 m². What is the pressure?
- 50 N/m²
- 32 N/m²
- 5 N/m²
- 3.2 N/m²
-
Why does a sharp knife cut better than a blunt one?
- Smaller contact area
- Larger force
- Less friction
- Larger contact area
-
An 80 N force acts on an area of 0.1 m². What is the pressure?
- 8 000 N/m²
- 80 N/m²
- 8 N/m²
- 800 N/m²
-
Why do heavy tractors use very wide tyres?
- Increase speed
- Increase grip
- Reduce ground pressure
- Reduce friction
-
Why do stiletto heels damage wooden floors more than flat shoes do?
- Greater total weight
- Softer shoe material
- Smaller contact area
- Higher friction force
-
What is the pressure when a 10 N force acts on 0.0001 m²?
- 1000 N/m²
- 10 N/m²
- 10 000 000 N/m²
- 100 000 N/m²
-
Which brick orientation exerts the highest pressure on a table?
- Largest face
- Side face
- All equal
- Smallest face
-
What force creates a pressure of 500 N/m² over an area of 2 m²?
- 1000 N
- 250 N
- 2000 N
- 500 N
-
What formula is used to calculate pressure from force and area?
- Force plus area
- Area divided by force
- Force divided by area
- Force times area
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