Complete these sentences by matching the phrases below.
Scientists
extrapolate
backwar...
Chemistry, 27.04.2021 23:20 smariedegray
Complete these sentences by matching the phrases below.
Scientists
extrapolate
backwards in
time to derive:
?
the Doppler effect.
The extremely
low temperature
of outer space
can be explained
as:
2
cosmic microwave
background radiation.
Scientists smash
together tiny bits
of matter using:
particle accelerators.
Answers: 3
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How do you know when a chemical reaction has occurred
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