What does it mean when we say a scientific question must be testable?
a. we must be abl...
Physics, 19.10.2019 22:50 kristine2424
What does it mean when we say a scientific question must be testable?
a. we must be able to take a test on the information covered.
b. it must be possible to perform a test that will answer the question.
c. other scientists must be able to repeat the test and get the same results.
or
d. the answer to the question to the must include physical form.
Answers: 3
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Looking at this barometer, is the air pressure high or low? what type of weather would you expect? high, bad low, bad high, good low, good
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Physics, 22.06.2019 21:00
What do the atoms of elements in the same group have in common? a. they have the same atomic numbers. b. they have the same average atomic masses. c. they have the same number of electron shells. d. they have the same number of electrons in their outermost shells.
Answers: 1
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During cooling, the kinetic energy of the molecules falls. why does this happen? a.the motion of the molecules increases. b. the motion of the molecules slows down. c.the van der waals forces between molecules decrease d. the forces of attraction between the molecules are overcome.
Answers: 2
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