Physics, 16.10.2019 19:20 dannaasc5475
what is the unit for frequency?
a.
newtons
b.
seconds
c.
hertz
d.
micrometers
Answers: 1
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Which of these has some mechanical energy? a. an atom b. heat inside earth c. a book on a shelf d. the fire from a lit match
Answers: 1
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Amaterial that provides resistance to the flow of electric current is called a(an) (1 points)
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Madison lives near the ocean. she’s formed a hypothesis that increased concentrations of salt in the air speeds the corrosion of certain metals. if madison plans to test this hypothesis, she will have to deal with the following variables in her experiment: dependent variable: independent variable: one possible confounding variable:
Answers: 1
what is the unit for frequency?
a.
newtons
b.
seconds
c.
her...
a.
newtons
b.
seconds
c.
her...
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