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WorksheetsForces and Motion
Total questions: 23
Worksheet time: 28mins
Which of the following is the best definition of "Mechanics"?
A branch of science looking into forces.
A branch of science looking into forces and how they affect the motion of a body
A branch of science looking into a body's motion with no regard to causes
A branch of science looking at the movement of wave energy
Which of the following is not true about distance?
it does not account for direction
it is represented by the symbol "d"
it is measured in metres
it is a vector
Bob runs 1800 seconds at an average speed of 1.5 m/sec. How far did he go?
4500 m
3500 m
2700 m
1400 m
Match the graph to the description:
"The car is stopped."
Match the graph to the description:
"The car is accelerating."
The slope of a distance-time graph tells us the _______
displacement of the object
speed of the object
weight of the object
velocity of the object
A dog runs with an initial speed of 7.5 m/s on a waxed floor. It slides to a stop in 15 seconds. What is the acceleration?
-7.5 m/s
-7.5 m/s2
-0.5 m/s2
7.5 mi//hr
The slope of a speed-time graph shows us the ______________
speed of an object
acceleration of an object
distance of an object
displacement of an object
How can you find out the distance from a speed-time graph?
slope of the line
area under the line
total length of line
cannot determine
Ted is trying to move a fridge through his house, he gets stuck on a carpet and even though he is pushing the fridge, it is not moving. What force is acting against him?
gravity
friction
air
mass
A rightward force is applied to a dresser to accelerate it to the right across the bedroom floor.
