Earth's Age Is Estimated at ____ Years

Q1: The location of the prime meridian is

Q2: Earth's surface is protected from extreme temperature

Q4: Arrange the following life forms in their

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

Q10: The Big Bang occurred roughly _ years

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