An incandescent light bulb produces light when electrons flow through the
a. air.
b. glass.
c. filament.
d. vacuum.

Click the game tab at the bottom of the simulation and select level 1. (there is no seesaw balance for this part of the activity.) balance the first equation, and click check to see if you got it right. if you can’t balance it in the first try, you can try again. work through the five equations for level 1. click continue to go on to level 2, and later level 3. each level is more difficult than the one before. keep trying until all the equations are balanced. in one or two sentences, describe how you did in the balancing game. in a few more sentences, explain one strategy you learned for balancing more complex equations.

Specific heat refers to the amount of heat required to change 1 gram of a substance by degree(s) celsius

The three classes of rocks are sedimentary, metamorphic, and igneous. how are rocks classified into one of these three groups?