Is jewelry gold a compound or mixture?
2 answers:
Answer:
jewelry gold is a mixture.
Explanation:
it contains more than one element and its composition varies.
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Impulse
Explanation:
Impulse is force times time
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Answer:
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Answer:
9 times
Explanation:
Kinetic energy is:
KE = ½ mv²
When we triple the velocity, the kinetic energy increases by a factor of 9.
9KE = ½ m(3v)²
