51-60 Flashcards
__________________ are the small number below the element symbol that tell you how many atoms of that element there are.
subscript
A phase change (example: going from a liquid to a solid) is an example of a ______________________.
physical change
____________________ forces cause acceleration.
unbalanced
As temperature increases, matter goes from _____________.
a solid to a liquid to a gas
As temperature decreases, matter goes from ___________.
a gas to a liquid to a solid
Salt water is an example of a _____________.
solution
A salad is an example of a ___________.
mixture
If you were to travel to the moon, would you weigh more or less than you do on earth and why?
You would weigh less because there is less gravity.
Energy from foods you eat is called ___________ energy.
chemical
When fossil fuels are burned the energy is released in the form of _________ energy.
heat
