Lesson T7.1.1
T7.1.1 Weight and gravitational field strength Quiz: KS3 Physics, Unit 7
20 questions
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Lesson T7.1.1, Weight and gravitational field strength: 20 multiple choice questions for the KS3 Physics (National Curriculum), Unit 7: Space physics, written with Revision Ninja.
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The 20 questions
-
Which equation correctly links weight, mass, and gravitational field strength?
- Mass = weight × gravity
- Weight = gravity ÷ mass
- Weight = mass × gravity
- Weight = mass ÷ gravity
-
What is the standard SI unit of weight?
- Pascal
- Newton
- Kilogram
- Joule
-
What is the standard SI unit of mass?
- Gram
- Pound
- Newton
- Kilogram
-
What is the gravitational field strength on Earth, as used at KS3?
- 100 N/kg
- 1 N/kg
- 9.8 m/s
- 10 N/kg
-
What is the weight of a 5 kg object on Earth?
- 50 N
- 0.5 N
- 5 N
- 500 N
-
What is the weight of a 3 kg bag on Earth?
- 3 N
- 30 N
- 300 N
- 13 N
-
A 60 kg person stands on Earth. What is their weight?
- 6 N
- 6000 N
- 600 N
- 60 N
-
Why does the mass of an object remain constant when moved to the Moon?
- Volume decreases
- Matter amount unchanged
- Gravity remains constant
- Weight stays equal
-
What is the approximate gravitational field strength on the Moon?
- 3.7 N/kg
- 9.8 N/kg
- 0 N/kg
- 1.6 N/kg
-
A 10 kg object is taken to a planet where gravitational field strength is 4 N/kg. What is its weight there?
- 40 N
- 2.5 N
- 100 N
- 10 N
-
Which scientific instrument is used to measure weight?
- Ruler
- Newtonmeter
- Top-pan balance
- Thermometer
-
A 0.5 kg apple is on Earth. What is its weight?
- 0.5 N
- 50 N
- 500 N
- 5 N
-
If an object has a weight of 80 N on Earth, what is its mass?
- 800 kg
- 80 kg
- 0.8 kg
- 8 kg
-
A rock has a weight of 120 N on Earth. What is its mass?
- 1.2 kg
- 120 kg
- 1200 kg
- 12 kg
-
What is the weight of a 10 kg object on the Moon, where g is about 1.6 N/kg?
- 16 N
- 160 N
- 1.6 N
- 100 N
-
Which property changes depending on the gravitational field strength?
- Weight
- Density
- Mass
- Volume
-
What unit is correctly used to measure mass?
- Joules
- Kilograms
- Newtons
- Metres
-
On a planet with a gravitational field strength of 25 N/kg, what is the weight of a 2 kg object?
- 50 N
- 2 N
- 12.5 N
- 25 N
-
Why do astronauts experience apparent weightlessness while in orbit around Earth?
- Zero gravity
- No atmosphere
- Free fall together
- Magnetic forces
-
What is the weight of a 25 kg mass on Earth where g = 10 N/kg?
- 10 N
- 250 N
- 2500 N
- 25 N
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