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WorksheetsCategory 2 CFA
Total questions: 13
Worksheet time: 7mins
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A 750 kg car zooms away from a red light with an acceleration of 7.8 m/s 2 . What is the average net force in Newtons that the car experiences?
(a)
When an object is acted on by unbalanced forces, the object will
not move
accelerate
continue at the same speed
come to a stop
When Trevor jumps to the dock from his small boat, the boat dips into the water. This is an example of
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd law
The universal law of gravitation
It takes 3 hours to drive a distance of 192 miles. The value you would calculate with this information is the
velocity
Average Speed
Gravitational pull
displacement
A change in ______ is defined as motion
force
speed
acceleration
position
A book is sliding across a horizontal tabletop. As it slides, slows down. Which of the following statements best explains this situation?
There is a balanced force on the book caused by gravity.
There is no upward force acting on the book
There is an unbalanced force on the book caused by friction.
There are no unbalanced forces acting on the book
A group of 4 students is performing an experiment to determine the velocity and acceleration of a radio- controlled, toy racecar. Which of the following equipment could be used to measure the desired quantities?
I: stopwatch
II: thermometer
III: meter stick
IV: measuring tape
V: bathroom scale
I only
II & III
I & IV
I & V
I, II & V
Newton's First Law
Newton's Second Law
Newton's 3rd Law
The law of momentum
The basketball is smaller and lighter than the volleyball so it will travel with more force
The basketball is bigger but lighter than the volleyball so it will travel with more force
The basketball is bigger an heavier than the volleyball so it will travel with more force
The basketball is the same size and weight as a volleyball so it will travel with more force
According to Newton’s First Law (the Law of Inertia)—
when you lean back against a chair, the chair pushes back against your back
when you kick a soccer ball, the ball pushes back against your foot.
when you push a shopping cart that is still, it rolls forward.
when you hit a baseball, the bat can vibrate and hurt your hands
East
South
South East
North West
The ball continued moving in the same direction and its speed increased.
The ball continued moving in the same direction and its speed decreased.
The ball changed directions and its speed increased.
The ball came to a complete stop.
