When students observed boiling water, they noticed the temperature increased. What conclusion could they draw from this observation? (1 point) The average kinetic energy decreased.
The average kinetic energy remained the same.
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The molecular motion decreased.
The molecular motion Increased.

What must happen before a body cell can begin mitotic cell division

Calcium chloride +gold(1) oxide—>

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.