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Astronomy

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Josefina Kunze

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4y ago
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Cards in this guide (12)
What Is Aphelion

It is the point where the planet in orbit is furthest from the sun.

What is the Tropic of Capricorn

The Tropic of Capricorn, sometimes also known as the Southern tropic, is a line of latitude about 23 degrees to the south of the equator. It is one of the five major circles of latitude that mark maps of the Earth. Its equivalent in the northern hemisphere is the Tropic of Cancer.

Why do the poles experience the coldest temperatures on earth

This is because they are furthest from the direct rays of the sun. Even during the summer when they can receive 24 hours of daylight, the sun is barely above the horizon. Since its rays have to pass through a lot more of the atmosphere, they are "diluted" and can heat the surface very little.

Which term refers to the motion of the earth as it travels around the sun

Revolution

In which layer of the sun is a huge supply of energy produced

in the core

The average orbital velocity of the earth is about 66000 miles per hour

Correct - about 67,000 mph around the Sun.

Why is the observatory aboard the International Space Station able to provide a better view into space than is possible from any observatory on earth

its not surrounded by thick atmospheres

When the antarctic circle experiences 24 hours of darkness which hemisphere experiences summer

northern hemisphere

When it is summer at the tropic of Capricorn which region on earth experiences 24 hours of darkness

Areas north of the Artic Circle

Which of these is a closed curve that is longer along one axis

ellipse

At what angle will the sun's rays most directly hit the earth

90 degrees

Which of these is an imaginary line that circles the earth at 23.5o N latitude

Tropic of Cancer

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