Lesson T2.2.5
T2.2.5 Non-contact forces Quiz: KS3 Physics, Unit 2
20 questions
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Lesson T2.2.5, Non-contact forces: 20 multiple choice questions for the KS3 Physics (National Curriculum), Unit 2: Motion and forces, written with Revision Ninja.
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The 20 questions
-
Which force causes a compass needle to point north?
- Air resistance
- Magnetic force
- Electrostatic force
- Friction
-
What happens when two like magnetic poles are brought together?
- Melt
- Attract
- Repel
- Vibrate
-
What happens when opposite magnetic poles are brought together?
- Attract
- Cancel out
- Repel
- Rotate
-
What is the weight of a 5 kg mass on Earth, where g is 10 N/kg?
- 5 N
- 0.5 N
- 50 N
- 500 N
-
Which two factors determine the weight of an object?
- Volume and density
- Height and area
- Mass and speed
- Mass and gravity
-
What property of an object changes when it is taken from Earth to the Moon?
- Density
- Weight
- Mass
- Volume
-
Why does a rubbed balloon stick to a wall?
- Magnetic pull
- Air pressure
- Electrostatic attraction
- Gravitational pull
-
What happens when two negatively charged objects are brought close?
- Spark
- Attract
- Repel
- Disappear
-
Which force keeps the Moon in orbit around the Earth?
- Magnetism
- Air resistance
- Gravity
- Electrostatic force
-
Which type of material is attracted to a magnet?
- Plastic material
- Magnetic material
- Insulating material
- Aluminium material
-
Why does an object weigh more on Earth than on the Moon?
- Denser atmosphere
- Greater mass
- Stronger gravity
- Larger volume
-
Which change would increase the weight of an object on Earth?
- Increasing its mass
- Changing its colour
- Moving it faster
- Making it hotter
-
Which force keeps a satellite in orbit around the Earth?
- Magnetism
- Gravity
- Friction
- Air resistance
-
A 3 kg object is on Earth, where g is 10 N/kg. What is its weight?
- 300 N
- 0.3 N
- 3 N
- 30 N
-
What force acts between two positively charged balls placed near each other?
- Tension
- Friction
- Repulsion
- Attraction
-
A 4 kg object weighs 40 N on Earth. What does it weigh on a planet where g is 2 N/kg?
- 2 N
- 40 N
- 8 N
- 80 N
-
A 6 kg object is on a planet where g is 5 N/kg. What is its weight?
- 11 N
- 60 N
- 30 N
- 1.2 N
-
How can a magnet attract a paperclip through a wooden table?
- Non-contact force
- Chemical force
- Contact force
- Frictional force
-
How do non-contact forces act between two objects?
- Only when touching
- Across a gap
- Through direct friction
- Via physical contact
-
A 7 kg object sits on Earth, where g is 10 N/kg. What is its weight?
- 700 N
- 0.7 N
- 70 N
- 7 N
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