WorksheetsTest 2- Forces and Motion
Total questions: 38
Worksheet time: 1hrs 16mins
If the velocity of the object is to the left, the object will _____.
speed up
slow down
turn
If the velocity of the object is to the right, the object will _____.
speed up
slow down
turn
The net force (Fnet) acting on the object is (a) N.
The net force (Fnet) and the acceleration are always in the same direction.
True
False
What is the unit to MEASURE force?
Kilogram
Meter
Pounds
Newton
moving or tending to move toward a center...
centripetal force
centrifugal force
Tangent
Curvature
The picture is an example of Newton's...
1st Law
2nd Law
3rd Law
Where is the net force when the rollercoaster is at the top of the loop?
Towards the sky
Towards the Right
Towards the left
Towards the center of the circle
The forces that need two objects to be in contact with each other are called.......
contact forces
non-contact forces
electric forces
magnetic forces
select the examples of contact forces.(tick mark the answers)
normal reaction
tension
friction force
gravitational force
Applied Force
select the non contact forces.(tick mark your answers)
gravitational force
electric force
magnetic force
friction force
what kind of force is shown in this picture?
gravitation force
electric force
magnetic force
friction force
what kind of force is represented in the picture by
fgravitation force
electric force
magnetic force
friction force
what is the force acting in the ropes of the swing?
tension
normal reaction
friction
gravitation
what is the force used to attract the scarp iron?
magnetic force
tension
electric force
friction
A car is of mass 15kg is travelling east at a velocity of 3m/s. the value of its momentum is:
30kg.m.s-1
45kg.m.s-1
18kg.m.s-1
5kg.m.s-1
What will be the effect on the boy in the picture if the driver stops quickly?
Because of inertia he will remain in the same position.
He will be pushed back into the car seat.
He will move from one side of the car seat to the other.
He will move forward pressing against the seatbelt.
Newton's 2nd Law says the acceleration of an object depends on its _______ and ______. (Choose two answers)
force or applied force
weight
gravity
mass
Which of Newton’s Laws explains a rocket’s movement during launch?
Newton's First Law of Motion
Newton's Second Law of Motion
Newton's Third Law of Motion
Newton's Fourth Law of Motion
What is the resultant/ net force?
400 N Up
400 N Down
- 400 N Down
800 N Down
A force exerted by a compressed or stretched spring upon any object that is attached to it.
Spring Force
Tension Force
Elastic Force
What is the definition of mass?
how much something weighs
a measure of how much matter an object has
a force of attraction between 2 objects
a force gravity exerts on a body
What is the definition of weight?
a measure of how much matter an object has
a measure of force of gravity on an object
the force an objects pushes on the ground
the force on an object due to its size
What is gravitational acceleration equal to?
10 m/s2
10 N
10 N/kg
10 N/m/s2
What is the mass and weight of a 15 kg object? (take g=10 m/s2)
mass: 15 kg; weight: 150 N
mass: 147 kg; weight: 115 N
mass: 10 kg; weight: 151 N
mass: 15 N; weight: 150 kg
