The Big Bang Occurred Roughly ____ Years Ago

Q5: An error in time of two minutes

Q6: Lines of latitude are known as meridians.

Q7: How long does it take for Earth

Q8: Relationships between oceanic depths or land elevations

Q9: A time zone is approximately _ degrees

Q11: Water covers _ percent of Earth's surface.<br>A)

Q12: The greatest mass extinction of all time,

Q13: The parallel with the largest circumference is

Q14: Determination of latitude requires that time be

Q15: When crossing the international date line from