Complete these sentences by matching the phrases below. When light waves are emitted by a moving source scientist can measure:
?
Doppler affect
Scientists smash
together tiny bits
of matter using:
?
cosmic microwave
background radiation.
Scientists
extrapolate
backwards in
time to derive:
?
particle accelerators.
The extremely
low temperature
of outer space
can be explained
as:
?
the Big Bang theory.

answer; i believe that the correct answer is ; males are hemizygous for the x chromosome;

this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.

a plastic spoon that has a temperature of 78° f is placed into a bowl of soup that has a temperature of 84° f. which of these correctly describes what will happen?

energy as heat moves from the soup to the spoon.