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Our place in space (Constellation: A pattern of stars in the sky. (Galaxy…
Our place in space (Constellation: A pattern of stars in the sky., Astronomical Unit: A unit of measurement used in
astronomy. Equal to the distance
from the earth to the sun., Big Bang theory: Theory that states that the formation
and expansion of the universe
resulted from an initial explosion., Doppler effect or
Doppler shift
The apparent change in frequency of
sound as the source moves in relation
to the listener, Electromagnetic
spectrum
The range of electromagnetic waves
placed in order of increasing
frequency and decreasing
wavelength.)