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and if you were wondering, the earth pushes back
Both figures are mixtures,
Figure II is a heterogenous mixture
Figure I is a homogenous mixture
Copper wire is not an example of a pure element because although it's made by pure elements, it's not one itself. It's made by factories.
Have a nice day! :)
Answer:
The fact that most alpha particles went straight through the foil is because the atom is mostly empty space.
Those that passed straight through did so because they didn't encounter any nuclei.
Explanation:
Answer:
not sure about 6 but 7 should be c
Explanation:
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