Earth science exam 1 part 1

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What were Wegener's ideas based off of?

"Puzzle like" fit of the continents boundaries.

When did Alfred Wegener die?

1930 during an expedition in Greenland. He froze to death.

what is the atmosphere made out of?

78% nitrogen, 21% oxygen, 1% made up of inert gases .

What is the persecntage of sea water and fresh water?

97% seawater ,3% freshwater.

Who was the one who brought forth the first theory that continents move in 1912?

Alfed Wegener.

Who studies objects beyond Earth's Atmosphere?

Astronomers

What is the study of celestial discoveries in the universe? EX: galaxies, stars, planets, comets, or asteroids.

Astronomy

What are the 5 major areas of specialization of earth science?

Astronomy, Meteorology, Geology, Oceanography, Environmental science.

What is the blanlet of gases that surround our planet is called

Atmosphere

What protects us from inhabitants from harmful radiation from the sun?

Atmosphere

What are all living organisms, plants and animals alike, including the environment which they living?

Biosphere

What are the 3 part of the geosphere?

Crust, Mantle, Core.

What is the permanently frozen water on Earth is called?

Cryosphere

What is another name for geologic time?

Deep time.

When did continental drift get proven to be true.

During the 1960s because of new developed technology.

What field of earth science is about the interactions of organisms and their surroundings including habitat and environment?

Environmental Science

Which kind of kind of scientist that research the natural resources, the effect of pollution, alternative energy sources, and the impact of humans on the atmosphere?

Environmental Science

What kind of earth science identify rocks, fossils, glacial movements and interpret clues to earth's 4.6 billion year old history?

Geology

Who examine the materials that make up the earths since its origin?

Geology

What is the area from the surface of the earth down to its center?

Geosphere

What temperature is Earth's core

Higher than 7000 degree

What part of Earth's systems that all things water on our planet Earth?

Hydrosphere

Where did Wegner found glacial deposits?

In parts of Africa, India, Australia, ans South America.

What is continental drift?

It is the hypothesis that Alfed Wegener Develope which suggested Earth's continents were once joined in a single landmass..

What kind of fossels did Wegener discover

Land welling animals and plants.

Who is skilled at forecasting weather and how it may affect Earth's overall climate?

Meteorologist

What kind of earth science includes all the forces and process that cause the atmosphere to change and produce weather?

Meteorology

DId Alfred Wegener thoery passed by the scientific community?

No because he couldn't find evidence on how the continents were able to move.

Who studies the creatures, chemical properties, and the various processes of earth's ocean?

Oceanographers

What empirical evidence did Wegener use to support is hypothesis?

Rocks similarities, climate changes, and fossel records.

What do coal deposits suggest in Antarctica?

That it was closer to the equator millions of year ago.

Which part of the geosphere that has physical properties and behavior that differs from the crust and temperature warmer 100 degrees and 4000 degrees?

The mantle

Are all Earth's systems interconnected or not?

They do depend on each other.

What is Pangaea?

a large landmass that existed about 200 million years ago.

What are the 4 Earth systems

geosphere, hydrosphere, atmosphere, biosphere

What are the 2 types of Earth's crust?

oceanic and continental.

What is just below the Earth's crust?

the mantle and then the core.


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