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Oceans Exam

QuestionAnswer
All of the water on the earth is called the ... Hydrosphere
Water covers this much of the earth. 71% of the earth is covered by water.
How much of earth's water is salt water 97%
Where is most of the fresh water? Fresh water is located in glaciers.
The measure of the amount of salt something contains. Salinity
The process of removing salt. Desalination
Name the three steps of the water cycle. Evaporation, condensation and precipitation
This is the area between high and low tide where mussels and crabs live. Intertidal zone.
The open ocean. Pelagic zone
The bottom of the ocean. Benthic or bottom zone
As you go deeper in the ocean, ____ increases and ______ decreases. As you go deeper in the ocean, pressure increases and the temperature decreases.
Cooler stars are this color. They are red.
The hottest stars are this color. They are blue-white.
The planet closest to the sun. Mercury
The fifth planet from the sun. Jupiter
A group of stars that form a pattern in the sky. Constellations
Space and all of the matter and energy. The universe
The sun and the family of planets that orbit it are called the Solar system
We measure the distance to the sun in this unit of measurement. An AU or astronomical unit
We measure the distance of constellation in .... Light years
The shape of our solar system. An ellipse
Which galaxy do we live in? The Milky Way
How far is the sun from the earth? 93 million miles.
A small icy body that produces a tail of dust and gas. A comet
Small rocky bodies that orbit the sun in a belt between Mars and Jupiter. Asteroids
Luminosity refers to a star's _________ Brightness
A shooting star, it does not hit earth's surface. A meteor
This biome has conifers, long cold winters and short, dry summers. Elk, deer and bears live here. Taiga
This biome has abundant railfall, with no seasons. Rainforest
This biome has shrubs and can survive fires. Westerns are filmed here. Chaparral
This biome has very few trees and is know as the veldt, pampas. It is also called the "breadbasket". The grassland
The largest biome. Saltwater
The layer of the ocean where it is cold all year long, Deep water
The layer of the ocean where the temperature drops fast with depth. Thermocline
The warmest layer of the ocean, it is heated by the sun. Surface
The ocean floor or the crust beneth the ocean. Oceanic lithosphere
Most of earth's water is contained in ... Glaciers
This is the zone between high and low tide... mussels, clams and starfish would be found here. Intertidal zone
This is the bottom of the ocean... Remember bottom begins with the letter B... Benthic zone
No light reaches this zone. Abyssal zone
As you go deeper in the ocean this increases... Pressure
As you go deeper in the ocean this decreases... Temperature
The area around the shore where salt and fresh water mix. Estuary
Underwater mountains Seamounts
Why do constellations change places in the night sky? Because the earth is revolving around the sun.
What elements are part of the process of fusion? Hydrogen, helium and carbon.
The shape of our galaxy. A spiral.
The planets and stars we see in the night sky all look like tiny points of light. However, the stars are..... much farther from Earth than the planets are.
Which of the following is the largest? universe, solar system, star or a galaxy The universe
Which of the following is the smallest? the universe, solar system, the sun or a galaxy The sun
Land that drops down steeply at the edge of the continental shelf. The continental slope
The place where tectonic plates are moving apart, and hot molten rock rises to form chains of mountain ranges. Mid ocean ridges.
The most abundant element in our atmosphere. Nitrogen.
Created by: sgerhardt
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