An Object Moves in a Straight Line Unless a Force

Q7: _ modified Aristotle's model in about 150

Q8: Copernicus proposed the geocentric Universe.

Q9: As the Earth rotates on its axis,

Q11: The Moon is _ after a new

Q13: Absorption spectra can be used to detect:<br>A)

Q14: The apparent change in position of an

Q15: The phase following new moon is the

Q16: _ first proposed the heliocentric Universe.

Q63: The Sun completes an orbit around the

Q83: Ptolemy modified the geocentric model to explain