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You add sea salt to your saltwater aquarium's water. This is an example of
a chemical change.
nuclear fusion.
a physical change.
chemical change.
nuclear fusion
nuclear fission.
a chemical change.
a chemical change.
Two atoms of H slam into each other. This results in one atom of He. This is
a chemical change.
nuclear fusion.
a physical change.
chemical change.
nuclear fusion
nuclear fission.
a chemical change.
a chemical change.
A 1936 Chevy car is rusting away in a tree belt. This is an example of
a chemical change.
nuclear fusion.
a physical change.
chemical change.
nuclear fusion
nuclear fission.
a chemical change.
a chemical change.
You have left the milk out of the refridgerator for three days! Man, does it smell BAD. This is an example of
a chemical change.
nuclear fusion.
a physical change.
chemical change.
nuclear fusion
nuclear fission.
a chemical change.
a chemical change.
Zinc is added to a beaker of HCl. Hydrogen bubbles are produced. This is
a chemical change.
nuclear fusion.
a physical change.
chemical change.
nuclear fusion
nuclear fission.
a chemical change.
a chemical change.
An atom of Uranium is struck by a neutron. The U atom then breaks down into two atoms. This is an example of
a chemical change.
nuclear fusion.
a physical change.
chemical change.
nuclear fusion
nuclear fission.
a chemical change.
a chemical change.
A marshmellow is turning black over the campfire. This is a
a chemical change.
nuclear fusion.
a physical change.
chemical change.
nuclear fusion
nuclear fission.
a chemical change.
a chemical change.
Which below requires the most energy to occur?
a chemical change.
nuclear fusion.
a physical change.
chemical change.
nuclear fusion
nuclear fission.
a chemical change.
a chemical change.
Check it!