WorksheetsEnergy Check
Total questions: 16
Worksheet time: 12mins
What is energy?
Something that sparkles
A conserved, substance-like quantity with the capability to produce change.
A freely floating feeling that can change based on its location.
Energy is defined as anything that has mass and takes up space.
Mark all that are true about Energy!
Energy is restricted, not universal
Multiple accounts in which energy can be stored.
Energy can ONLY be transferred through "working" (W)
Energy always has a home.
The Kinetic Energy Account is because an object is...
undergoing restorable deformation (stretch and unstretch)
moving
stored by a field
conserved
Energy can be transferred from one account to another or its system and surroundings.
True
False
Whether energy is transferred from one account to another, the total amount of energy is...
changing
constant or conserved
lost to space/time
equal to the amount of matter
Mark all that are true, money relates to energy because...
you can store money is many different ways
the total amount of money changes as you change its account
the total amount of money is conserved as you change its account
sometimes you lose money because of fees, so you cannot transfer it back into your account
Once energy is transferred to a thermal energy account, it cannot be transferred back to its original account.
True
False
What kind of quantity is energy?
Vector quantity (an amount + a specific direction)
Energy is not a quantity but rather a quality
Scalar quantity (an amount, no direction)
None of the above
How can we model or have diagrammatical representations of energy?
Energy bar graphs and flow diagrams help us conduct ______________ analysis of energy.
qualitative
quantitative
verbal
observational
The initial stored energy plus or minus a flow of energy must equal the _______________________.
To represent the gravitational potential energy storage account we use ________.
Ek
Eg
Ech
Eth
To represent "Work" or flow of energy going into the system we use ________.
K + an arrow
A + an arrow
W + an arrow
G + an arrow
Ech stands for which energy account?
Working account
gravitational potential energy account
kinetic movement account
chemical energy account (food you eat)
Eel would fit in with the ______________ energy account.
kinetic
chemical
elastic
gravitational potential energy
chemical
kinetic
thermal
gravitational potential energy
