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How many electrons are contained in an alpha particle?
Centimeters
A measurement within the metric system that is equivalent to 0.01 meters.
Mass
A measure of the amount of matter in an object, typically measured in kilograms or grams.
Weight
The force exerted on an object due to gravity, typically measured in newtons or pounds.
Physical Change
A transformation where the matter's form is modified without converting one substance into a different one.
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