Vocabulary
The ability to do work
Energy
A thermometer measures this type of energy.
Heat/Thermal
Energy cannot be created or destroyed, only ____________ from one form to another.
Transformed/Changed/Converted
David's father has three sons: Snap, Crackle, and _____?
David
The variable that is purposely being changed
Independent variable
Unit that energy is measured in
Joule
_______ energy is the only type of energy we can see.
Light
What is the energy transformation for riding a bike?
Chemical potential --> Kinetic
What can run, but never walks; has a mouth, but never talks; has a head, but never weeps; has a bed, but never sleeps?
A river
Jasmine is doing an experiment to find out if plants grow better with rock music, country music or pop music. What is the independent variable in the experiment?
The type of music
Energy that is waiting to be used
Potential/Stored energy
Which energy is given off when a cell phone rings?
sound
If you imagine a drop of water at the top of a waterfall about to fall down. What type of energy does the drop of water have?
Gravitational potential
What day would yesterday be if Thursday was four days before the day after tomorrow?
Friday
Explain what a controlled variable is
All of the things that you keep the same in the experiment, so you can see the impact of the independent variable
Energy derived from the movement of water
Hydroelectric energy
What are the two main categories of energy?
Kinetic (Active) and Potential (Stored)
How can a roller coaster gain potential energy?
Go higher
What month of the year has 28 days?
All of them
How do you take an average (mean) of your data
Add up all the trials for one of your independent values and then divide by the number of trials
Energy from burning wood, alcohol and garbage
Biomass energy
Name 3 types of potential energy.
Chemical potential, gravitational potential, elastic potential
A hair dryer transforms ________ energy to _________ and _________.
Electrical, Heat, Sound
What comes down but never goes up?
Rain
When you repeat a measurement three times to improve accuracy, you are improving the ______ of your data.
Reliability