WorksheetsBasic mechanics 1
Total questions: 10
Worksheet time: 7mins
What kind of energy is in a rock at the edge of a cliff?
Potential
Kinetic
What kind of energy is in a moving skateboard?
Kinetic
Potential
What is needed to calculate work?
acceleration and velocity
force and distance
time and distance
speed and distance
What is the unit of measurement for work?
meters
newtons
Joules
m/s
You have to push with 15 N of force to move it 10 meters. How much work do you do?
15 joules
150 joules
1.5 joules
0.67 joules
Newtons are the unit for _____________.
Acceleration
Force
Work
Distance
You exert 200 J of work by pulling on an object with 20 N of force. What distance is the object moved?
4000 m
0.1 m
10 m
10 J
What is the difference between calculating power and work?
Work takes into account the time it takes to complete a task
Power takes into account the time it takes to complete a task
Power is force/area
Work is force/area
Work (or energy) can be defined as
something hard
force exerted times distance moved
power in watts
the force required to turn a spanner
The SI unit of mass is the
newton
weight
kilogram
force
