Chemistry, 28.01.2020 13:58 nana54muller
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cosmic background radiation indicates what?
the universe is expanding.
the universe is contracting.
the universe is at rest.
the universe will explode.
question 3
if the universe were contracting, what would happen to light from other galaxies as it reached earth?
it would be brighter.
it would be dimmer.
it would be blue shifted.
it would be red shifted
how do scientists determine motion of objects in the universe?
big bang theory
doppler effect
heliocentric theory
geocentric theory
question 5
what does a blue shift in light from stars indicate?
the stars are moving closer.
the stars are moving farther away.
the stars are stationary.
the stars are moving randomly.
Answers: 1
Chemistry, 21.06.2019 23:10
Which statement describes both homogeneous mixtures and heterogeneous mixtures?
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You have a sample of a gas that occupies a volume of 17ml at -111 degrees celsius. what volume does the sample occupy at 88 degrees celsius? show all work asap
Answers: 3
Chemistry, 22.06.2019 02:50
What is the overall order of reaction for rate = k[no2]2 ? second order 3/2 order third order zero order none of the listed answers are correct
Answers: 3
Plz me im begging you
cosmic background radiation indicates what?
the universe i...
cosmic background radiation indicates what?
the universe i...
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