Question 1

What do we call an orbit that has the same period as the rotation period of the Earth?

Accepted Answer

A) a daily orbit 
B) a lunar orbit 
C) an epicycle orbit 
D) a geosynchronous orbit 
A) a daily orbit 
B) a lunar orbit 
C) an epicycle orbit 
D) a geosynchronous orbit

Question 2

What was Tycho Brahe's greatest contribution to astronomy?

Accepted Answer

A) his model of the universe 
B) his telescopic observations 
C) his discovery of three laws of motion 
D) his 20 years of careful observations of the planets 
A) his model of the universe 
B) his telescopic observations 
C) his discovery of three laws of motion 
D) his 20 years of careful observations of the planets

Question 3

What is the term for a description of some natural phenomenon that can't be right or wrong,but is merely a convenient way to think about a natural phenomenon?

Accepted Answer

A) hypothesis 
B) paradigm 
C) model 
D) theory 
A) hypothesis 
B) paradigm 
C) model 
D) theory

Question 4

An object has been located orbiting the Sun at a distance of 65 AU.What is the approximate orbital period of this object?

Accepted Answer

A) 8.1 years 
B) 65 years 
C) 524 years 
D) 4225 years 
A) 8.1 years 
B) 65 years 
C) 524 years 
D) 4225 years

Question 5

What is the term for a commonly accepted set of scientific ideas and assumptions?

Accepted Answer

A) theory 
B) paradigm 
C) hypothesis 
D) natural law 
A) theory 
B) paradigm 
C) hypothesis 
D) natural law

Question 6

The first modern astronomer to propose a heliocentric model for the solar system was ____________________.

Accepted Answer

The answer of The first modern astronomer to propose a...

Question 7

What does the force due to gravity between two objects depend on?

Accepted Answer

A) the objects' masses and velocities 
B) the objects' masses and the distance between them 
C) the objects' velocities and the distance between them 
D) the objects' distance from the Earth 
A) the objects' masses and velocities 
B) the objects' masses and the distance between them 
C) the objects' velocities and the distance between them 
D) the objects' distance from the Earth

Question 8

How did Tycho Brahe's model of the universe differ from that of Ptolemy? How did Tycho Brahe's model of the universe differ from that of Copernicus?

Accepted Answer

Tycho Brahe, a Danish nobleman and astro

Question 9

On average,Saturn is 10 AU from the Sun.What is the approximate orbital period of Saturn?

Accepted Answer

A) 10 years 
B) 32 years 
C) 1000 years 
D) 3200 years 
A) 10 years 
B) 32 years 
C) 1000 years 
D) 3200 years

Question 10

What is the book "De Revolutionibus Orbium Coelestium" about?

Accepted Answer

A) It describes how Galileo's observations and Kepler's calculations proved the Copernican theory. 
B) It describes the construction of Galileo's telescope and his observations. 
C) It is a dialogue written to convince the general public of the merits of the Copernican theory. 
D) It lays out the Copernican theory for the first time. 
A) It describes how Galileo's observations and Kepler's calculations proved the Copernican theory. 
B) It describes the construction of Galileo's telescope and his observations. 
C) It is a dialogue written to convince the general public of the merits of the Copernican theory. 
D) It lays out the Copernican theory for the first time.

Question 11

Describe the differences between the Ptolemaic,Tychonian,and Copernican models of the universe.

Accepted Answer

The answer of Describe the differences between the Ptolemaic,Tychonian,and Copernican...

Question 12

Which of the following occur only when the Moon is in the first or third quarter?

Accepted Answer

A) neap tides 
B) spring tides 
C) total solar eclipses 
D) annular eclipses 
A) neap tides 
B) spring tides 
C) total solar eclipses 
D) annular eclipses

Question 13

-Which of the following astronomers described the universe in a way that matches the diagram?

Accepted Answer

A) Kepler 
B) Ptolemy 
C) Copernicus 
D) Galileo 
A) Kepler 
B) Ptolemy 
C) Copernicus 
D) Galileo

Question 14

What did Eratosthenes measure very accurately?

Accepted Answer

A) the size of the Earth 
B) the length of the year 
C) the distance to the Moon 
D) the length of the month 
A) the size of the Earth 
B) the length of the year 
C) the distance to the Moon 
D) the length of the month

Question 15

Ptolemy formulated a(n)____________________ model of the solar system to predict positions of the Sun,Moon,and planets.

Accepted Answer

The answer of Ptolemy formulated a(n)____________________ model of the solar...

Question 16

Which of the following describes the semi-major axis of an ellipse?

Accepted Answer

A) the ratio of the longest diameter of the ellipse to the shortest diameter of the ellipse 
B) half the length of the shortest diameter of the ellipse 
C) half the length of the longest diameter of the ellipse 
D) the distance between the two foci of the ellipse 
A) the ratio of the longest diameter of the ellipse to the shortest diameter of the ellipse 
B) half the length of the shortest diameter of the ellipse 
C) half the length of the longest diameter of the ellipse 
D) the distance between the two foci of the ellipse

Question 17

What is parallax?

Accepted Answer

A) the apparent motion of an object due to the motion of the observer 
B) the distance between two straight lines 
C) the small circle that the planets slid along in Ptolemy's geocentric universe 
D) the distance between two foci of an ellipse 
A) the apparent motion of an object due to the motion of the observer 
B) the distance between two straight lines 
C) the small circle that the planets slid along in Ptolemy's geocentric universe 
D) the distance between two foci of an ellipse

Question 18

What was the greatest inaccuracy in Copernicus's model of the solar system?

Accepted Answer

A) that the planets travelled in circular orbits with uniform motion 
B) that the planets travelled on epicycles, the centres of which followed orbits around the Sun 
C) that the planets travelled in elliptical orbits 
D) that the planets were allowed to travel backwards in their orbits 
A) that the planets travelled in circular orbits with uniform motion 
B) that the planets travelled on epicycles, the centres of which followed orbits around the Sun 
C) that the planets travelled in elliptical orbits 
D) that the planets were allowed to travel backwards in their orbits

Question 19

What is the term for a well supported (observationally and/or experimentally)system of rules and principles that can be applied to a wide variety of circumstances but that is not universally accepted?

Accepted Answer

A) hypothesis 
B) paradigm 
C) theory 
D) model 
A) hypothesis 
B) paradigm 
C) theory 
D) model

Question 20

The Ptolemaic model of the universe was heliocentric.

Accepted Answer

A) True 
 B)False

What do we call an orbit that has the same period as the rotation period of the Earth?

What was Tycho Brahe's greatest contribution to astronomy?

What is the term for a description of some natural phenomenon that can't be right or wrong,but is merely a convenient way to think about a natural phenomenon?

An object has been located orbiting the Sun at a distance of 65 AU.What is the approximate orbital period of this object?

What is the term for a commonly accepted set of scientific ideas and assumptions?

The first modern astronomer to propose a heliocentric model for the solar system was ____________________.

What does the force due to gravity between two objects depend on?

How did Tycho Brahe's model of the universe differ from that of Ptolemy? How did Tycho Brahe's model of the universe differ from that of Copernicus?

On average,Saturn is 10 AU from the Sun.What is the approximate orbital period of Saturn?

What is the book "De Revolutionibus Orbium Coelestium" about?

Describe the differences between the Ptolemaic,Tychonian,and Copernican models of the universe.

Which of the following occur only when the Moon is in the first or third quarter?

-Which of the following astronomers described the universe in a way that matches the diagram?

What did Eratosthenes measure very accurately?

Ptolemy formulated a(n)____________________ model of the solar system to predict positions of the Sun,Moon,and planets.

Which of the following describes the semi-major axis of an ellipse?

What is parallax?

What was the greatest inaccuracy in Copernicus's model of the solar system?

What is the term for a well supported (observationally and/or experimentally)system of rules and principles that can be applied to a wide variety of circumstances but that is not universally accepted?

The Ptolemaic model of the universe was heliocentric.

The Scale of the Cosmos

User's Guide to the Sky

Astronomical Telescopes and Instruments

Sun Light and Sun Atoms

The Family of Stars

The Structure and Formation of Stars

The Deaths of Stars

The Milky Way Galaxy

Galaxies

Cosmology in the 21st Century

The Origin of the Solar System

Comparative Planetology of the Terrestrial Planets

Comparative Planetology of the Jovian Planets

Life on Other Worlds

Filters

Exam 3: The Origin of Modern Astronomy

What do we call an orbit that has the same period as the rotation period of the Earth?

What was Tycho Brahe's greatest contribution to astronomy?

What is the term for a description of some natural phenomenon that can't be right or wrong,but is merely a convenient way to think about a natural phenomenon?

An object has been located orbiting the Sun at a distance of 65 AU.What is the approximate orbital period of this object?

What is the term for a commonly accepted set of scientific ideas and assumptions?

The first modern astronomer to propose a heliocentric model for the solar system was ____________________.

What does the force due to gravity between two objects depend on?

How did Tycho Brahe's model of the universe differ from that of Ptolemy? How did Tycho Brahe's model of the universe differ from that of Copernicus?

On average,Saturn is 10 AU from the Sun.What is the approximate orbital period of Saturn?

What is the book "De Revolutionibus Orbium Coelestium" about?

Describe the differences between the Ptolemaic,Tychonian,and Copernican models of the universe.

Which of the following occur only when the Moon is in the first or third quarter?

-Which of the following astronomers described the universe in a way that matches the diagram?

What did Eratosthenes measure very accurately?

Ptolemy formulated a(n)____________________ model of the solar system to predict positions of the Sun,Moon,and planets.

Which of the following describes the semi-major axis of an ellipse?

What is parallax?

What was the greatest inaccuracy in Copernicus's model of the solar system?

What is the term for a well supported (observationally and/or experimentally)system of rules and principles that can be applied to a wide variety of circumstances but that is not universally accepted?

The Ptolemaic model of the universe was heliocentric.

The Scale of the Cosmos

User's Guide to the Sky

Astronomical Telescopes and Instruments

Sun Light and Sun Atoms

The Family of Stars

The Structure and Formation of Stars

The Deaths of Stars

The Milky Way Galaxy

Galaxies

Cosmology in the 21st Century

The Origin of the Solar System

Comparative Planetology of the Terrestrial Planets

Comparative Planetology of the Jovian Planets

Life on Other Worlds

Filters