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WorksheetsThermal Energy Review
Total questions: 15
Worksheet time: 8mins
Molecules in a hotter sample will....
have more kinetic energy
be red in color
have less kinetic energy
be the same as cold water
Molecules move at the same speed no matter what the temperature.
True
False
Which of the following is NOT TRUE of molecules.....
are made up of atoms
are larger in bigger objects
make up every thing or substance in the universe
are constantly in motion
The temperature at which all molecular motion stops
0 degrees F
Absolute Zero
32 degrees C
-1000 degrees F
_______________ is the measure of kinetic energy of molecules in an object.
thermometer
expansion
temperature
celsius
The energy something has when it is moving is called?
chemical energy
kinetic energy
electrical energy
potential energy
When hot air and cold air make contact with each other...
the hot air will lose kinetic energy
the cold air will lose kinetic energy
When water is boiled on a stove the molecules in the water....
speed up
slow down
stay the same speed
When two objects come in contact energy will transfer until
one object is hotter than the other
the objects become the same temperature
one object gets cooler than the other
Energy can not be ___________ or ___________
increased or decreased
passed or transferred
created or destroyed
When molecules collide, that means they are?
pulling away from each other
bumping into each other
attaching to each other
repelling from each other
Energy is transferred from one part of a system to another
TRUE
FALSE
Kinetic energy transfers from ________________ moving molecules to _______________ moving molecules.
smaller to bigger
slower to faster
bigger to smaller
faster to slower
Temperature is the measurement of how hot or cold something is
TRUE
FALSE
Why do molecules move slower?
They slow down when they give energy to other molecules
They slow down when energy is destroyed
