Our Place In The Universe

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Questions Bank

Our Place in the Universe
Patterns in the Skymotions of Earth
Laws of Motion
Light and Telescopes
The Formation of Stars and Planets
Terrestrial Worlds in the Inner Solar System
Atmospheres of Venus, Earth, and Mars
The Giant Planets
Small Bodies of the Solar System
Measuring the Stars
Our Star: The Sun
Evolution of Low-Mass Stars
Evolution of High-Mass Stars
The Expansion of Space
The Realm of the Galaxies
Our Galaxy: The Milky Way
Modern Cosmology and the Origin of Structure
Life in the Universe

All Questions

Question 1

Free

True/False

Our Sun is the most massive and luminous star in the Milky Way.

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True

False

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Question 2

Free

True/False

Pluto is the only dwarf planet in our Solar System.

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True

False

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Question 3

Free

True/False

The heavy elements that make up most of Earth were formed via nuclear fusion in the center of our Sun.

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True

False

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Question 4

Free

True/False

Nuclear fusion is the process through which new elements are created in stellar interiors.

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True

False

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Question 5

Free

True/False

The invention of satellites advanced astronomy because telescopes on satellites can explore wavelengths of electromagnetic radiation,such as X-rays,that cannot penetrate the Earth's atmosphere.

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True

False

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Question 6

True/False

Computers are an important technological advance used in astronomy in the 21st century.

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True

False

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Question 7

True/False

Human beings are composed almost entirely of the same elements that were created in the Big Bang.

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True

False

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Question 8

True/False

There are nearly 100 times more galaxies in the universe as there are stars in the Milky Way.

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True

False

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Question 9

True/False

The Local Group is a member of the Virgo Supercluster.

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True

False

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Question 10

True/False

If a scientific theory cannot be tested,it is assumed to be true.

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True

False

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Question 11

True/False

A crucial component of a scientific theory is that it is able to be tested by observations and thus proven true or false.

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True

False

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Question 12

True/False

The cosmological principle states that there is nothing special about our local region of the universe.

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True

False

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Question 13

True/False

The scientific method is a way of proving ideas to be true.

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True

False

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Question 14

True/False

Once a scientific theory is declared to be "true," progress in that area stops.

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True

False

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Question 15

True/False

Observed patterns are usually due to some underlying scientific explanation.

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True

False

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Question 16

Multiple Choice

The word astronomy:

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means "patterns among the stars"

means "to study the stars"

means "discovering the universe"

has nothing to do with stars

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Question 17

Multiple Choice

In 2006,Pluto's status was changed from a classical planet to a dwarf planet primarily because of its:

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lack of an atmosphere

small size

large distance

ice-covered surface

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Question 18

Multiple Choice

We are located approximately:

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at the center of the Milky Way

near the center of the Milky Way

halfway out from the center of the Milky Way

at the farthest outskirts of the Milky Way

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Question 19

Multiple Choice

Light from the Sun takes about __________ to reach Earth.

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8 seconds

8 minutes

8 hours

8 years

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Question 20

Multiple Choice

If an event were to take place on the Sun,how long would it take for the light to reach us?

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8 minutes

11 hours

1 second

1 day

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