pg 7
what's kinetic energy?
how much is 1 calorie in calories?
1,000 calories
What is thermochemistry?
It is the study of energy changes that happen during chemical reactions and changes in state.
What is the rate of energy flow called
Power
the law of conservation of energy requires what?
the energy that is neither created nor destroyed
What is potential energy?
Energy that hasn't been used yet but built up
How to devices like a apple watch express calories?
by using dietary calories
what is heat?
heat is energy that transfers from one object to the other
What is heat flow?
Heat flow is the rate at which heat moves from one object to the other
what is a way to explain temp?
the measure of the average kinetic energy of the vibrating particles of a material
what is energy?
energy is the capacity to move, do work change matter or produce heat
1 cal=4.184 J or 4.841 J
4.184 J
what is heat flow?
Heat flows spontaneously from warmer objects to a cooler object
what results in greater gravitational potential energy?
a larger volume and height
how are temp measured in science
with celsius or kelvin scale
the energy that is stored in the nuclei of atoms is nuclear energy?
what does J stand for
Joule
Is gasoline stored chemical energy?
Yes
what is a watt = to
1 joule
does energy transform or get transfer
both
Is dropping a pencil potential or kinetic energy?
kinetic energy?
what does burning calories mean?
breaking down a sugar cube
Does energy have mass or volume?
No
how are light bulbs described
by the number of watts