IGCSE Force
Authored by Quan Le
Physics, English, Science
9th Grade
NGSS covered
Used 847+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A car moves along a level road.
The diagram shows all of the horizontal forces acting on the car.
Which statement is correct?
The car is slowing down.
The car is speeding up.
The car is moving at a constant speed.
The car is moving backwards.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which force and distance produce the smallest moment about a pivot?
a 6.0 N force at a perpendicular distance of 4.0m from the pivot
a 7.0 N force at a perpendicular distance of 6.0 m from the pivot.
a 10 N force at a perpendicular distance of 4.0 m from the pivot
a 12 N force at a perpendicular distance of 3.0 m from the pivot.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A resultant force of 4.0N acts on an object of mass 0.50 kg for 3.0 seconds.
What is the change in velocity caused by this force?
4.0 m / s
6.0 m / s
12 m / s
24 m / s
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The diagram shows a tug-of-war between team X and team Y. The arrows show the forces exerted by the teams on the rope.
What is the size of the resultant force on the rope and in which direction does the resultant force act?
size of resultant force = 75 N; direction of resultant force = to the left
size of resultant force = 75 N; direction of resultant force = to the right.
size of resultant force = 725 N; direction of resultant force = to the left
size of resultant force = 725 N; direction of resultant force = to the right.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which property of an object cannot be changed by a force?
mass
motion
shape
size
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An unstretched spring obeys Hooke’s law and has a length of 10 cm. A load with a mass of 2.0 kg is hung from it, and its length becomes 14 cm.
The load is now increased to 6.0 kg, and the new length of the spring is Y. The limit of proportionality is not reached.
What is Y?
22 cm
26 cm
30 cm
42 cm
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A spring is suspended from a stand. Loads are added and the extensions are measured.
Which graph shows the result of plotting extension against load?
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