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Match it!
Match it! Select the correct answer from the pull down...Good luck!
In outer space, a person\'s _____________ will change, but _____________ will stay the same.
speeds up the rate of dissolving
velocity
2 hydrogen atoms and 1 oxygen atoms
compound
exothermic
protons & neutrons
weight, mass
electron
Stirring water as sugar is added does what
speeds up the rate of dissolving
velocity
2 hydrogen atoms and 1 oxygen atoms
compound
exothermic
protons & neutrons
weight, mass
electron
The atomic mass number gives the number of
speeds up the rate of dissolving
velocity
2 hydrogen atoms and 1 oxygen atoms
compound
exothermic
protons & neutrons
weight, mass
electron
Heat is given off in a _______________ reaction
speeds up the rate of dissolving
velocity
2 hydrogen atoms and 1 oxygen atoms
compound
exothermic
protons & neutrons
weight, mass
electron
A substance made up of at least 2 elements that are chemically combined is called a
speeds up the rate of dissolving
velocity
2 hydrogen atoms and 1 oxygen atoms
compound
exothermic
protons & neutrons
weight, mass
electron
H20 is made up of
speeds up the rate of dissolving
velocity
2 hydrogen atoms and 1 oxygen atoms
compound
exothermic
protons & neutrons
weight, mass
electron
The rate of speed over time with direction is
speeds up the rate of dissolving
velocity
2 hydrogen atoms and 1 oxygen atoms
compound
exothermic
protons & neutrons
weight, mass
electron
When friction occurs between two objects, what particle is transferred?
speeds up the rate of dissolving
velocity
2 hydrogen atoms and 1 oxygen atoms
compound
exothermic
protons & neutrons
weight, mass
electron
Check it!