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Worksheets9th quiz - 3(Laws of motion) by PRABHAKAR MIRIYALA
Total questions: 25
Worksheet time: 8mins
"For every action, there is an equal and opposite reaction."This is
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
Pascal's law
Force = Mass x Acceleration is the
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
pascal's law
"An object in motion (or at rest) will to stay in motion (or at rest) until an external force acts upon it." this statement is
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
Pascal's law
The tendency of an object to resist changes in its motion is...
inertia
force
acceleration
velocity
Any push or pull on an object is called
force
velocity
inertia
momentum
The force that opposes motion between two surfaces in contact with each other is called
inertia
friction
momentum
gravity
When all the forces act on an object are equal and opposite, & the net force is zero, then the forces are called as
balanced forces
unbalanced forces
terminal velocity
reaction forces
A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them. which law is assiciated with this
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
all the above
What can a force do?
change the direction of the motion
start a motion
stop a motion
all of the above
Which has more Inertia?
truck
ant
cat
bicycle
An object will always move in the direction of the _______ force.
larger
smaller
equal
larger mass
Which type of force(s) will cause a change in an object's motion?
gravity
zero force
balanced forces
unbalanced forces
If an object is at rest (not moving) the forces acting upon it are _____________
unbalanced
weak
balanced
magnetic forces
Which law explains why a person in a car slides to the right when going through a very sharp left turn on the highway.
1st Law of motion
2nd Law of motion
3rd Law of motion
All the above
An object will not have any inertia if it is _?
accelerating
moving in a circular path
rest
all objects have inertia
Momentum =
mass x acceleration
mass x velocity
speed/time
distance/time
If a force of 25 N is exerted on two balls, one with a mass of 5 kg and the other with a mass of 7 kg, which ball will have the greater acceleration? (F=ma)
The one with a mass of 7 kg will have the greatest acceleration.
The one with a mass of 5 kg will have the greatest acceleration.
They will both accelerate at the same rate.
can't say
Two masses are in the ratio 1:4, then the ratio of their inertia is .........
1:1
1:4
4:1
1:2
Action - Reaction forces at on
same body
different bodies
none of the bodies
all the above
Which of the following is the universal formula
Fnet = ma
F net = ΔtΔp
both of the above
none of the above
If the mass of the body is constant, The larger the net force the ................... the acceleration.
smaller
greater
equal
can't say
The direction of the momentum is in the direction of ......
mass
velocity
no direction
any direction
