WorksheetsMomentum and Impulse Concepts
Total questions: 21
Worksheet time: 16mins
Is this an example of work?
Yes
No
Is this an example of work?
Yes
No!
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
.67 Joules
For work to be done on an object, the direction and force have to be going the same direction.
True
False
Picking up a box is an example of____________
Work
Not Work
You exert 200 J of work by pulling on an object with 20 N of force. What distance is the object moved?
.01 m
10 m
10 J
4,000 m
The unit for energy and work is
meters
joules
newtons
watts
_____________ is the rate of doing work.
Conservation of energy
Joules
Energy
Power
You do 40 Joules of work in 8 seconds. How much power did you exert?
0.2 watts
320 watts
5 watts
What is the potential energy of a 3kg ball that is on the ground?
0 J
3 J
9.8 J
29.4 J
Who has the most power?
Ms Calhoun who encodes her observation tools using 12000J of work in 20 minutes.
Ms Dieck who studies his 5 lessons for the next classes in 15 minutes.
Mr Clarkston who used 50N force to inoculate mushrooms at a speed of 2m/s.
Mr Roy who watches her learners while taking their quiz in 30 minutes.
Which statement illustrates work done?
A weightlifter holds a barbell above her head.
A teacher applies a force to a wall and becomes exhausted.
A rolling marble hits a note card and moves it across a table.
A waiter carries a tray full of meals across a dining room at a constant speed.
A force changes over time. During which section does that force do the largest magnitude of work?
A
B
C
D
A car travelling 10m/s to the right makes a U-turn and now travels -10m/s to the left. Determine the work done on the car during the turn?
-20 J
0 J
20 J
Depends on the mass of the car
