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Review Chapter 3: Molecules Meet
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Mention three examples of chemical reactions!
color, size, shape, bubble, temperature change, fire, particles
When atoms hooks another atom they follow rules, so does ________ (reactions / pictures / answers) have to follow rules.
reactions
Give example reactions happen everywhere.
Checked
Reactions happen ________. (at home / everywhere / at school)
everywhere
In a chemical reaction atoms rearrange but are never ________ (wasted / created / imagined) or ________ (written / talked / destroyed).
created, destroyed
When atoms get rearranged a ________ has occurred. (signal / chemical reaction / material)
chemical reaction
Two molecules meet and trade atoms. As a result, two ________ are made. (atoms / paths / molecules)
molecules
Atoms can switch ________ (seats / places / faces), join together or ________ (separate / disappear / close) from each other.
places, separate
Sometimes when one molecule meets another molecule it _________ . (sits / reads / reacts)
reacts