Do you know what work is?
Work Done and Power Quiz
0 of 12 Questions completed
You have already completed this quiz. You cannot start it again.
Quiz is loading…
You must sign in or sign up to take this quiz.
You must first complete the following:
0 of 12 Questions answered correctly
Time has elapsed.
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
Which of the following best describes energy?CorrectIncorrect
What do we call the energy transferred by a force?CorrectIncorrect
Which of the following is the correct equation for work done?CorrectIncorrect
What does E represent in the equation for work done?CorrectIncorrect
What does F represent in the equation for work done?CorrectIncorrect
Jack moves a cube weighing 250N. He moves the cube by 2.5m in a straight line. Calculate the work done by Jack. Answer to 1 d.p.
A crane raises a concrete bucket 12m into the air. The bucket including the cement weighs 850N. Calculate the work done. Answer to 1d.p
The equation for work done is E = F x d. Calculate the distance moved when a 650 J of work is done to move a 160 N object. Leave your answer to 1 d.p and include the units.CorrectIncorrect
Destroyed, created, transferred
Complete the sentence. Power is the rate at which energy is .
Complete the equation for power. Power (W) = work done (J) / ……..CorrectIncorrect
Kate and Emma both walk up 10 stairs, moving 4.5m higher than before. Emma does this in 2.7 seconds, Kate does this in 3.2 seconds. Which girl has exerted the most power?CorrectIncorrect
An electric motor does 70,000 J of work in 200 s. Calculate the Power of this action. Answer to 1 d.p