Forms of energy
Definitions
Solving for energy
Energy Transformations
Energy examples
100
The most common source of electrical energy is from
electrons
100
The ability to do work
What is energy
100
1 kg m2 / s2
What is a joule
100
What type of energy transformation occurs in cities that are overheated? (Urban heat island effect)
the main cause is radiant energy turning to thermal energy
100
A student's blaring trumpet is
acoustic energy
200
What are examples of radiant energy
x Rays Microwaves Radio waves
200
When small nuclei are smashed together
What is fusion
200
Kinetic Energy Equation
What is KE = (1/2)mv2
200
Wood burning to form light is
Thermal to radiant energy
200
A mudslide has what type of energy
kinetic
300
This type of energy deals with the periodic vibration of particles
What is acoustic energy
300
Energy cannot be created or destroyed
the first law of thermodynamics or the law of conservation
300
What's the equation for work?
work = force x distance
300
True or false: It is possible for an energy transformation to be 100% efficient
false
300
True or false A hockey puck traveling at a constant speed is an example of work
False
400
What type of energy is added when you stretch the spring on a screen door
What is elastic potential Energy
400
The energy from motion of matter or position relative to an external force acting on it
What is mechanical energy
400
The potential energy equation
What is GPE=mgh
400
A battery in use is
electrical to chemical energy
400
Gas burning in a car
Chemical energy
500
The transmission of energy through matter by particle oscillations that occurs in specific directions
What is acoustic energy
500
The average sum of the kinetic energies of all the particles in an object
What is thermal energy
500
What is the kinetic energy of an 80 kg soccer player running at 6 m/s?
1400 J
500
What types of energy can be present when a bullet is shot
Kinetic (motion of bullet) Acoustic Chemical Thermal Radiant
500
The average sum of all the energies of all the particles in an object
momentum
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