Energy
what is the unit of work?
Joule
when work being done, it is transfers....
energy
A television converts electricity into
light, sound, and heat.
what is the formula needed to solve for work?
w= fd
What is the energy conversion when you burn wood for a fire?
chemical to thermal
Two people shove on a wall with 100 N. The wall doesn’t move. How much work is done?
0 J
What is the energy conversion when you put batteries in a flashlight to make it turn on?
chemical to light
mention an example of work being done
a student carries his chair into another room
A wind turbine makes use of which type of energy to generate electricity?
mechanical energy
What is the energy conversion when you have a skateboard at the top of the hill then move down?
potential to kinetic
Which of the following IS NOT an example of work being done?
Pushing a cart in a store
Shooting a basketball
A stand off in tug of war
Running a mile
A stand off in tug of war
if you push a cart with a force of 60 N for 2 m... how much work have you done
120 J
A ball is thrown 25m with a force of 8N. What is the work done?
200J
A bird is flying with a force of 30N. It travels 40m. What is the work done?
1200J
It took 500 Newtons of force to push a car four meters. How much work was done?
2000 J