Physics, 03.11.2020 22:30 alexisthegirl
Dalton’s theory states that atoms are the smallest possible parts of elements. In a chemical reaction, atoms will
rearrange and form new substances with new properties.
change form into completely new atoms with new properties.
be destroyed and remade into new substances.
be turned completely into energy.
An atom’s emission of light with a specific amount of energy confirms that
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If forces acting on an object are unbalanced, which factors may result fron an unbalanced force? check all that apply
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An isotope undergoes radioactive decay by emitting radiation that has a –1 charge. what other characteristic does the radiation have?
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Aspring is used to stop a 50-kg package which is moving down a 20Âş incline. the spring has a constant k = 30 kn/m and is held by cables so that it is initially compressed 50 mm. knowing that the velocity of the package is 2 m/s when it is 8 m from the spring and neglecting friction, determine the maximum additional deformation of the spring in bringing the package to rest.
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Dalton’s theory states that atoms are the smallest possible parts of elements. In a chemical reactio...
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