Energy Forms
The total kinetic & potential energy of a object.
What is Mechanical Energy
The SI unit for power
What is Watts?
The SI unit for work
Energy is measured in what unit?
What is Joules?
Food & Fuel
What is Chemical Energy
What is the amount of power needed for a powerlifter, lifting a barbell with 270J of work done in 10 seconds?
What is 27 Watts
What is the work done on a book if it was moved 5m with a force of 35N
What is 175J?
The ability for work to be done.
What is Energy?
An example of this energy form is the splitting of a nuclei, releasing energy.
What is nuclear energy?
What is the power needed to move a boulder if 540J of work was done over 15 seconds.
What is 36 Watts
A constant force of 1200 N is required to push a car along a straight line. A person displaces the car by 45 m. How much work is done by the person?
What is 54,000J
This type of energy is powers the sun.
What is nuclear energy?
Heat from the sun, or heat generated from friction is an example of what type of energy?
What is thermal energy?
What is the work done if a person uses 320 watts of power to climb a staircase in 12 seconds.
What is 3840J
Leilani works in South's bookstore during Block 4. She applies a rightward force of 239 Newtons to a crate of books to displace them 8.22 meters across the store. Determine the work done upon the crate.
What is 1,964.58 J
Mechanical Energy, Chemical Energy, Thermal Energy, Nuclear Energy, & Electromagnetic Energy.
What are the five main forms of energy
This type of energy depends on the shape, height, and mass of the object.
What is gravitational potential energy?
How many seconds does it take for a person to climb a Rockwall if 750J of work done and they used 12 Watts of power.
What is 62.5 sec.
What is the force of a boulder if it roll 50m down the hills with 260J of work done?
What is 5.2N
Energy cannot be created or destroyed, only transferred from one form to another.
What is the Law of conservation of energy?