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- 1. Multiple Choice
An object that has a mass 15 kg on the Earth is taken to the Moon. The gravitational field strength on the Earth is 10 N/kg and on the Moon is 1.6 N/kg. What are the mass and the weight of the object on the Moon?
A
B
C
D
- 2. Multiple Choice
What defines gravitational field strength?
mass x 10
mass x weight
mass / weight
weight/mass
- 3. Multiple Choice
A hollow rectangular metal block has the dimensions shown. The mass of the block is 819 g. What is the density of the metal?
3.15 g/cm3
4.10 g/cm3
5.85 g/cm3
13.7 g/cm3
- 4. Multiple Choice
Which statement concerning the mass of a body is not correct?
Mass experiences a force due to gravitational acceleration.
Mass is affected by variations in the strength of a gravitational field.
Mass is a measure of the amount of substance in a body.
Mass resists a change in the state of rest or motion of a body.
- 5. Multiple Choice
The diagram shows a measuring cylinder that contains some water and a stone. The mass of the stone is 4.0 g and its density is 2.0 g/cm3. What is the volume of the water?
2.3 cm3
2.6 cm3
3.8 cm3
4.1 cm3
- 6. Multiple Choice
A gravitational field is a region in which a body with mass experiences a force. Which statement about this force is correct?
It can be attractive or repulsive.
It depends on the charge on the body.
It depends on the volume of the body.
It keeps a planet in orbit around the Sun.
- 7. Multiple Choice
The weight of a spacecraft on Earth is 1250 N and on Mercury it is 475 N. The gravitational field strength on Earth is 10 N/kg. What is the gravitational field strength on Mercury?
0.26 N/kg
0.38 N/kg
2.63 N/kg
3.80 N/kg
- 8. Multiple Choice
A student calculates the number of paper clips in a box. The mass of one paper clip is 0.50g and its density is 8.0 g/cm3. The student has determined the total volume of the paper clips using a measuring cylinder and water. How many paper clips are there in the box?
160
320
400
720
- 9. Multiple Choice
A 1 kg object is on the suerface of the Earth, the International Space Station (a satellite in space) and the surface of the moon. Where is the inertia of the object the largest?
on the surface of the Earth
On the international space station
on the surface of the moon
it is in same in all of the above
- 10. Multiple Choice
The weight of objects varies on different planets within the Solar System depending on the strength of the parents' gravitational field. Which object has the smallest mass?
A
B
C
D
- 11. Multiple Choice
The weight of a stone is found using a newton meter, and its mass is found using a pan balance. The experiment is carried out on the Earth and on the Moon. For each meter, is its reading the same or different on the Earth and on the Moon?
A
B
C
D
- 12. Multiple Choice
A wooden cube with each side measuring 5.0 cm has an original mass of 100 g. During a manufacturing process, a cylindrical hole has been drilled in the centre of the cube. The average density of the cube with the hole is 0.60 g/cm3 . What is the mass of the wood that has been removed from the cube?
5.0 g
25 g
50 g
75 g
- 13. Multiple Choice
A box X full of large granite rocks is weighed. An identical box Y full of small granite chippings is then weighed. Which box weighs more and why?
X; there is more air in box X.
X; the density of a chipping is less than a rock.
Y; there is less air in box Y.
Y; the density of a chipping is greater than a rock.
- 14. Multiple Choice
Which of the following has the highest inertia?
Adult elephant floating in space
Adult lion sleeping on the ground
Small cat sitting on the branch of a tree.
Young cow in free fall from a great height
- 15. Multiple Choice
The graph shows how weight varies with mass on planet P and on planet Q. An object weighs 500 N on planet P. The object is taken to planet Q. Which row is correct?
Mass on Q = 50 kg; Weight on Q = 250 N
Mass on Q = 50 kg; Weight on Q = 500 N
Mass on Q = 100 kg; Weight on Q = 400 N
Mass on Q = 100 kg; Weight on Q = 1000 N
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