Astronomy Flashcard

Front

A student observes a glowing band across the night sky. This glowing band is most likely

Back

a partial view of the Milky Way galaxy.

Front

The Milky Way is a part of 30 or more galaxies called the Local Group. Which would be the most likely reason these galaxies are considered to be part of the Local Group?

Back

They are all attracted to each other by gravity.

Front

What can most likely be seen without the aid of a telescope on a clear night?

Back

the Milky Way galaxy

Front

Based on the distance from the Sun, which planet has the shortest year?

Back

Mercury

Front

What keeps Earth in orbit around the Sun?

Back

the Sun's gravitational pull

Front

This diagram illustrates Jupiter as it orbits Position X. Which of the following is located at Position X? Saturn, Earth, the Sun, an asteroid

Back

the Sun

Front

The orbit of the Moon is not usually in the same plane as Earth and the Sun. Which of these can only take place at times when the Moon is between Earth and the Sun and in the same plane?
a full moon,
a new moon,
a high tide,
a solar eclipse

Back

a solar eclipse

Front

The diagram shows the Moon in various positions around Earth. At which position would the Moon appear to be full to people in the United States?

Back

3

Front

As seen from Earth, the appearance of the Moon changes throughout the month. What causes the appearance of the Moon to change?

Back

the Moon revolving around Earth

Front

How is Earth's surface heated by the Sun?

Back

unevenly on day side, with poles getting less heat