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46 Cards in this Set

  • Front
  • Back

0 degrees

The most southern latitude from which an observer can see the North Star

23.5 degrees

The Sun's altitude changes because Earth's axis is tilted

Eastward

The earth revolves around the sun

Counterclockwise

The moon rises 50 minutes later each day because the moon revolves ___________ around earth

Away

The horns of the crescent moon points ______ from the sun

Mercury, Venus, Mars

Terrestrial planets

Constellations

88 prominent groups of stars

Autumnal equinox

6 months of darkness at the north pole begins when the sun is at the

365.2

The division of time that cannot be changed by human decision

4 min

The sun appears to travel daily in the sky one degree

99.9%

The stratosphere and troposphere account for ______ of the mass of the atmosphere

Sky's blue color

The preferential scattering of light by gas molecules account for

The study of astronomy

The totality of all matter, energy, space and time

Geocentric

Earth centered

Heliocentric

Sun centered

Asteroids

Believed to be left over debris from the formation of the solar system

Divergent, convergent, transform

The three types of plate boundaries

Temperature

The greenhouse effect effectively regulars earths

Snow

The substance that has the largest albedo

Atmosphere

The two smallest major planets in the solar system do not have

Humidity

The heat index accounts for the real feel due to the effects of ______.

Uniformitarianism

The present is key to the past

Carbonic acid

The most important acid involved in chemical weathering.

V-Shaped Valley

The principle land form resulting from a streams erosive power

Weathering

The wearing away of soil and rock

Mineral

A naturally occurring crystalline, inorganic element

Paleontology

The study of rocks

Pefrology

The study of fossils

Iron

Earths core is believed to be made of

James Hutton

Developed the fundamental concept of uniformitarianism

Facts about glaciers

Made of ice, they flow, form when snow falls and melts

3%

The percentage of fresh water

Ozone layer

Chlorine is responsible for destroying the

Latent heat from condensation

Hurricanes derive their energy from

Fossil fuels

Natural fuels formed from the remains of living organisms; coal, gas

Sulfur dioxide and nitrogen dioxide

The pollutants responsible for acid rain

Evidence for the existence of pangaea

Biological evidence


Glacial evidence


Continuity of geologic features

Galaxy

An extremely large collection of stars

K-T event

The occurrence associated with the demise of dinosaurs

4.56 billion years old

Radiometric dating indicates that the earth is

Carbon-14

Carbon dating uses the isotope of carbon known as _______

Distance, declination, right ascension

Three space coordinates that determine a stars position

One or more minerals

What are rocks composed of ______.

Characteristics

Rocks are classified into three types of _______.

42.5 pounds

If a person weighs 250 lbs on earth that person weighs _____ on the moon.

Remnant magnetism

Studies rocks spreading from the Mid-Atlantic; this supports continental drift.