Oceanography - 2

A map made from an equatorial cylindrical projection shows greatest distortion

at high latitudes

An area drawn on a hypsographic curve equates to a(n)

volume of land or water.

Approximately what percentage of gas emitted by volcanoes is water vapor?

70%

How long does it take for the Earth to make one rotation on its axis?

24 hours

If a clock set to Greenwich Mean Time or Universal Time is moved to a location where Noon, according to the sun, occurs at 4:30 P.M. clock time, what is the longitude of the clock?

67.5W

What is the main evidence for extraterrestrial oceans beneath the icy surface of two of Jupiter's moons, Europa and Callisto?

Induced magnetic fields

Which circle of latitude or longitude has the smallest circumference?

80s

Which of the following factor(s) enable(s) the existence of liquid water on the Earth's surface?

-Earth's solar orbit

-Rotation of the Earth on its axis

-The Earth's atmospheric gases

Why are meteorites used to establish an age for the Earth?

-They are believed to be the same material from which Earth formed

-Rocks on Earth have been recycled since the Earth was formed and are not believed to be as old as the Earth itself

What are the two possible sources of water in the oceans?

-water vapor in gases from volcanic eruptions

-water vapor from atmospheric impacts of icy comet