Vocabulary
Energy types
Energy chains
Graphs
Forms of Energy
100
the ability to do work
energy
100
What type of energy does a ball rolling down a hill posess
kinetic energy
100
In an energy chain diagram, the arrows point to what?
The direction of the energy transfer
100
In a study investigating the effect of fertilizer on plant growth, what is the independent variable?
Fertilizer
100
Energy can not be lost or destroyed, only transformed into a different form of energy. True or False
True
200
The energy of motion
kinetic energy
200
What type of energy is stored in a stretched rubber band?
Elastic potential energy
200
A light bulb converts electrical energy into what energy?
Light Energy
200
In a study measuring the effect of temperature on the rate of chemical reaction, what is the dependent variable?
The rate of chemical reaction
200
Energy is measured in
joules (J)
300
Potential energy based upon the height of the object
Gravitational potential energy
300
The sun produces what kind of energy?
Solar
300
A hair dryer transforms _______energy to _____ and ________
electrical to heat and sound
300
In an experiment, which variable is deliberately changed by the experimenter?
Independent variable
300
What kind of energy is fossil fuels?
Non-renewable energy
400
what is stored energy?
potential energy
400
What type of energy is produced from breaking of bonds in certain types of atoms (eg. uranium)
Nuclear energy
400
How much energy waste is lost in the sankey diagram of a blow dryer below?
275J
400
What is the term for the variable that is observed and measured in an experiment, and its values change in response to variations in another factor?
Dependent variable
400
kinetic, light, nuclear, sound, mechanical... are all examples of what?
energy types
500
Energy sources that will be able to be continuously reproduced and naturally replenished
Renewable energy
500
A rock sitting at the top of a hill has what kind of energy?
gravitational potential energy
500
Grass gets energy to grow from the _______, which then provides ________ energy to the cow as they eat it. When humans eat the cow, we receive __________ energy. As we run, we convert this energy to ________ energy.
sun; chemical; chemical; kinetic.
500
Which fruit had 25 people vote that it was the nicest?
Kiwifruit
500
Which one of these is NOT a renewable resource?
wind, solar, coal, or geothermal.
Coal