Definitions
Define energy
the ability to make things move or change
Define System
a set of interacting parts forming a complex whole
Define scientific argument
An argument between people for the correct answer of a scientific question
What type of energy does a spinning fan have?
Kinetic
If you are driving using the GPS on your phone and your phone turns off, was there energy in your phone?
What is your evidence?
Yes, when something moves or changes it has energy.
Define kinetic energy
the energy that an object has because it is moving
Define model
an object, diagram, or computer program that helps us understand something by making it simpler or easier to see
Define evidence
information about the natural world that is used to support or go against (refute) a claim
What kind of energy does a soccer ball sitting on the floor have?
None
When you plug your dead phone into the charger, why does it start playing?
It has energy transferred to it.
Define potential energy
the energy that is stored in an object or system
Define SUS
Suspicious
Define reasoning
the process of making clear how your evidence supports your claim
What energy does a charged battery have?
Potential
When you plug your phone into a battery pack does the amount of energy in the battery pack increase, decrease or stay the same? Why
Decrease, it is being transferred.
Define renewable resource
one that can be used repeatedly and does not run out because it is naturally replaced
Define generator
a machine that can convert kinetic energy into electrical energy
Define claim
a proposed answer to a question about the natural world
Explain how energy gets to a light from the sun.
sun to solar panel to battery to light
How do we create energy?
We can't. Energy is never created or destroyed.
Define convert
to change from one type to another
Define transfer
to move from one object to another or one place to another
What is an argument against solar power?
only used in day, expensive, etc.
What types of energy does a light produce?
light and thermal
Why is food considered potential energy?
It is like a battery for people. We eat it and use the energy in the food to create what our bodies need.