Question 1

Which of the following is FALSE?

Accepted Answer

A) The Local Group is a member of the Virgo Supercluster,which contains thousands of galaxies. 
B) The Local Group contains two large spiral galaxies and a few dozen dwarf galaxies. 
C) Our Solar System has eight classical planets. 
D) The Milky Way galaxy contains approximately 100 million stars. 
E) The Virgo Supercluster is one of many superclusters in the universe 
A) The Local Group is a member of the Virgo Supercluster,which contains thousands of galaxies. 
B) The Local Group contains two large spiral galaxies and a few dozen dwarf galaxies. 
C) Our Solar System has eight classical planets. 
D) The Milky Way galaxy contains approximately 100 million stars. 
E) The Virgo Supercluster is one of many superclusters in the universe

Question 2

What is the approximate number of stars in the Milky Way?

Accepted Answer

A) 10 million 
B) 300 million 
C) 10 billion 
D) 300 billion 
E) 1 trillion 
A) 10 million 
B) 300 million 
C) 10 billion 
D) 300 billion 
E) 1 trillion

Question 3

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

Accepted Answer

A) lack of an atmosphere 
B) small mass 
C) large distance 
D) ice-covered surface 
E) many moons. 
A) lack of an atmosphere 
B) small mass 
C) large distance 
D) ice-covered surface 
E) many moons.

Question 4

(1.2 × 109 )× (4 × 10−3)=

Accepted Answer

A) 3 × 106 
B) 3 × 105 
C) 3 × 1010 
D) 3 × 1011 
E) 3 × 1012 
A) 3 × 106 
B) 3 × 105 
C) 3 × 1010 
D) 3 × 1011 
E) 3 × 1012

Question 5

If the radius of circle B is 5 times the radius of circle A,then the ratio of the area of circle B to that of circle A is:

Accepted Answer

A) 25 
B) 5 
C) 0.2 
D) 0.04 
E) 0.025 
A) 25 
B) 5 
C) 0.2 
D) 0.04 
E) 0.025

Question 6

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

Accepted Answer

A) 8 minutes 
B) 11 hours 
C) 1 second 
D) 1 day 
E) It would reach us instantaneously. 
A) 8 minutes 
B) 11 hours 
C) 1 second 
D) 1 day 
E) It would reach us instantaneously.

Which of the following is FALSE?

What is the approximate number of stars in the Milky Way?

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

(1.2 × 10⁹ )× (4 × 10⁻³)=

If the radius of circle B is 5 times the radius of circle A,then the ratio of the area of circle B to that of circle A is:

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

Patterns in the Skymotions of Earth

Motion of Astronomical Bodies

Gravity and Orbits

Light

The Tools of the Astronomer

The Birth and Evolution of Planetary Systems

The Terrestrial Planets and Earths Moon

Atmospheres of the Terrestrial Planets

Worlds of Gas and Liquid the Giant Planets

Planetary Adornments Moons and Rings

Dwarf Planets and Small Solar System Bodies

Taking the Measure of Stars

Our Starthe Sun

Star Formation and the Interstellar Medium

Evolution of Low-Mass Stars

Evolution of High-Mass Stars

Relativity and Black Holes

The Expanding Universe

Galaxies

The Milky Waya Normal Spiral Galaxy

Modern Cosmology

Large-Scale Structure in the Universe

Life

Filters

Exam 1: Why Learn Astronomy

Which of the following is FALSE?

What is the approximate number of stars in the Milky Way?

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

(1.2 × 109 )× (4 × 10−3)=

If the radius of circle B is 5 times the radius of circle A,then the ratio of the area of circle B to that of circle A is:

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

Patterns in the Skymotions of Earth

Motion of Astronomical Bodies

Gravity and Orbits

Light

The Tools of the Astronomer

The Birth and Evolution of Planetary Systems

The Terrestrial Planets and Earths Moon

Atmospheres of the Terrestrial Planets

Worlds of Gas and Liquid the Giant Planets

Planetary Adornments Moons and Rings

Dwarf Planets and Small Solar System Bodies

Taking the Measure of Stars

Our Starthe Sun

Star Formation and the Interstellar Medium

Evolution of Low-Mass Stars

Evolution of High-Mass Stars

Relativity and Black Holes

The Expanding Universe

Galaxies

The Milky Waya Normal Spiral Galaxy

Modern Cosmology

Large-Scale Structure in the Universe

Life

Filters

(1.2 × 10⁹ )× (4 × 10⁻³)=