Vocab-Tastic!
Classifying Energy
Mathy math
Conserve it!
Is it Grab Bag?
100
A push or pull exerted on an object.
What is a force?
100
Nuclear power plants harness this type of energy.
What is nuclear fission?
100
The formula for mechanical energy.
Mechanical energy = Potential energy + kinetic energy
100
Energy cannot be created or destroyed.
What is the Law of Conservation of Energy?
100
Capital of Hungary.
What is Budapest?
200
The ability to do work or cause change.
What is energy?
200
Naturally moves from warmer matter to cooler matter.
What is thermal energy?
200
Mrs. Watson needs to move a heavy load. Suppose she uses a force of 980 N to move a load of equipment to a height of 20 meters in 25 seconds. How much power did she use?
Power = Work/time
Power = Force x distance / time
784 J/second or 784 watts
200
When a conversion of energy is not 100% efficient, it means some energy is this.
What is wasted?
200
If Caroline stretched four identical rubbers bands around a golf ball, tennis ball, softball, and basketball, which rubber band would have the most potential energy?
What is the rubber band around the basketball?
300
Forced exerted on an object that causes it to move.
What is work?
300
The three forms of energy that have both kinetic and potential energy.
What are mechanical, thermal, and electrical?
300
Determine the kinetic energy of a cat with a mass of 16 kg and running at a speed of 4 m/second.
What is 128 Joules?
300
When the same type of energy is moved to a different object.
What is an energy transfer?
300
A roller coaster with no potential energy.
What is when the rollercoaster is closest to the ground?
400
When one form of energy changes into another.
What is an energy transformation?
400
Is only a form of kinetic energy.
What is electromagnetic radiation?
400
At a certain point, the kinetic energy of a falling tennis ball is 40.2 J and its potential energy is 23.4 J. What is its mechanical energy?
ME = 63.6 J
400
Stored production during photosynthesis.
What is photosynthesis?
400
June's birth flower.
What is a rose or honeysuckle?
500
Type of potential energy related to an object's vertical position - how high it is above the ground.
Bonus 100 points - The determining factor that causes this type of potential energy.
What is gravitational potential energy?
Bonus: What is the gravitational pull of Earth on the object?
500
Energy of an object due to its motion, shape, position, or combination of these factors.
What is mechanical energy?
500
Determine the kinetic energy of a 20 kg dog who is running 4 m/sec.
What is 160 Joules?
500
Solve for final potential energy (U2)
K1 = 120 J
U1 = 40 J
K2 = 105 J
U2 =55 J
500
Name the artist that inspired this invention.
Who is Rube Goldberg?