Work
2,400 Joules
12345 joules of work was done in 10 seconds. How much power was produced?
1234.5 Watts
A circular disk and a cylindrical axle joined together at the center.
Wheel and Axle
What is potential energy? Give an example
Energy in one position.
examples may vary
Symantha uses 20N of force to kick a rock 4m. How much work was done?
80Joules
3,000 joules of work is done in 50 seconds. How much power was produced?
60 Watts
A simple machine that exchanges distance for force.
Inclined Plane or Ramp
What is kinetic energy? Give an example
Energy in motion.
Examples may vary
A mini crane does 1000 Joules of work in 50 seconds. What amount of power did it have?
20 Watts
2500 joules of work was done in 36 seconds. How much power was produced?
69 watts or 69.4 watts
A wheel with a cable that sits in it and has a load attached.
Pulley
A 54kg Caleb rides his bike down hill at 14m/s. What is his Kinetic Energy?
5,292 Joules
A car hit another car with 4,000N of force and pushed it 8m down the highway. How much work was done?
32,000 Joules
Shakirah moves Nasiere out of her chair using 900J of work in 11 seconds. How much power did Shakirah have? Round to the nearest tenth
81.8 Watts
An inclined plane wrapped around a cylinder.
Screw
What is the Kinetic Energy of Markell, who has a mass of 59kg when he is running at a speed of 7m/s?
1,445.5 Joules
Ellie uses 234N of force to move a box of textbooks 6m into the copy room. How much work did she do?
1,404 Joules
25 seconds
A crowbar is an example of this simple machine.
Lever
A kiddie coaster with just AJ riding it, has a mass of 58 kg and is 36.4m above the ground at its highest point. What is the potential energy at the highest point? gravity=9.8
20,689.76 Joules