WorksheetsMechanical Bases of Motion
Total questions: 10
Worksheet time: 3mins
A motionless object will remain motionless unless there is a net force acted upon it
-this definition best to express
Newton 1st Law
Newton 2nd Law
Newton 3rd Law
Newton 4th Law
You're going to feel different when you stand still and when you jump, it will feel heavier during jumping
-this explanation best referred to
Newton 1st Law
Newton 2nd Law
Newton 3rd Law
Newton 4th Law
Choose the best situation to resembled Newton Law of Acceleration
a ball will stay stationary if not kicked
a footballer send the ball half field with a powerful kick
the cyclist stand in the pedal in order to pedal harder
the wheelchair rolling downward unassisted
Inertia is a state of
equilibrium
no acceleration
stable
moving with inconstant speed
What can you do to reduce surface friction
lubricate the surface
reduce surface contact area
lift the object higher
change the shape of the contact area
If the object is 100N in weight, how much force needed to move the object
100N
101N
99N
Change in momentum may also change
mass of the object
velocity of the object
Force inflicted to the object
Impulse of the object
Impulse given to an object change be change by
Increasing the force
Increasing the movement range of motion
Reducing object mass
Reducing the time to inflict force
Choose an example of an elastic collision
A ping pong ball with the bat
A watermelon with the floor
A petanque ball with the playing surface
A golf ball with the bunker
Choose examples of plastic collision
A golf ball with a cake
An Iphone 11 with the floor
Nokia 3310 with somebody head
A soccer ball with the goalpost
