Question 1

Classical Greek astronomers believed the motions of the heavens could be described by uniform circular motion.

Accepted Answer

A) True 
 B)False  True

Question 2

Many classical Greek astronomers believed the Earth could not move because they detected no parallax.

Accepted Answer

A) True 
 B)False  True

Question 3

Around 2500 bce, Egyptians used the first visibility at dawn of the star ____________________ to mark the beginning of their calendar.

Accepted Answer

Sirius

Question 4

When we say that gravitation is universal, what do we mean?

Accepted Answer

A)  The Earth exerts gravitational force on objects on its surface. 
B)  The Earth exerts a gravitational force on its Moon and vice versa. 
C)  The Earth, the Moon, and the Sun exert gravitational force on each other. 
D)  All objects exert gravitational force on one another. 
A)  The Earth exerts gravitational force on objects on its surface. 
B)  The Earth exerts a gravitational force on its Moon and vice versa. 
C)  The Earth, the Moon, and the Sun exert gravitational force on each other. 
D)  All objects exert gravitational force on one another.

Question 5

What was the reason for using epicycles and deferents to explain the motion of the planets in the night sky?

Accepted Answer

A)  prograde motion 
B)  Mercury and Venus's limited angular distance from the Sun 
C)  retrograde motion 
D)  non-uniform speed of the planets in their orbits 
A)  prograde motion 
B)  Mercury and Venus's limited angular distance from the Sun 
C)  retrograde motion 
D)  non-uniform speed of the planets in their orbits

Question 6

The apparent backward motion of a planet relative to distant stars is called _________________.

Accepted Answer

The answer of The apparent backward motion of a planet...

Question 7

How does the force of gravity that Earth exerts on you compare to the force of gravity that you exert on Earth?

Accepted Answer

A)  They are equal. 
B)  Earth exerts a greater force on you than you do on Earth. 
C)  You exert a greater force on Earth than it does on you. 
D)  It depends on the velocities of you and Earth. 
A)  They are equal. 
B)  Earth exerts a greater force on you than you do on Earth. 
C)  You exert a greater force on Earth than it does on you. 
D)  It depends on the velocities of you and Earth.

Question 8

If your mass is 65 kg on the earth, what would your mass be on Jupiter?

Accepted Answer

A)  650 lbs 
B)  65 lbs 
C)  650 kg 
D)  65 kg 
A)  650 lbs 
B)  65 lbs 
C)  650 kg 
D)  65 kg

Question 9

The period of Jupiter's orbit around the Sun is approximately 12 years. What is the approximate distance from the Sun to Jupiter?

Accepted Answer

A)  5.2 AU 
B)  42 AU 
C)  144 AU 
D)  1728 AU 
A)  5.2 AU 
B)  42 AU 
C)  144 AU 
D)  1728 AU

Question 10

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 11

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...

Question 12

What is the term for a single conjecture that can be tested?

Accepted Answer

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

Question 13

Which of the following orbits are referred to as open orbits?

Accepted Answer

A)  circle and spiral 
B)  hyperbola and parabola 
C)  ellipse and circle 
D)  ellipse and parabola 
A)  circle and spiral 
B)  hyperbola and parabola 
C)  ellipse and circle 
D)  ellipse and parabola

Question 14

Galileo used a telescope to observe the phases of Jupiter.

Accepted Answer

A) True 
 B)False

Question 15

The orbit of the planet Mars is an ellipse with the Sun at one focus. What is located at the other focus?

Accepted Answer

A)  nothing 
B)  the asteroid belt 
C)  Saturn 
D)  Venus 
A)  nothing 
B)  the asteroid belt 
C)  Saturn 
D)  Venus

Question 16

If the mass of the Earth increased by a factor of 3, with no change in the radius, what would happen to your weight?

Accepted Answer

A)  It would increase by a factor of 3. 
B)  It would increase by a factor of 6. 
C)  It would decrease by a factor of 3. 
D)  It would decrease by a factor of 6. 
A)  It would increase by a factor of 3. 
B)  It would increase by a factor of 6. 
C)  It would decrease by a factor of 3. 
D)  It would decrease by a factor of 6.

Question 17

Which of the following statements reflects beliefs that were almost universally held in pre-Copernican astronomy?

Accepted Answer

A)  The planets travelled in elliptical orbits around the Earth. 
B)  The planets travelled in elliptical orbits around the Sun. 
C)  The Sun was at the centre of the universe. 
D)  The Earth was at the centre of the universe. 
A)  The planets travelled in elliptical orbits around the Earth. 
B)  The planets travelled in elliptical orbits around the Sun. 
C)  The Sun was at the centre of the universe. 
D)  The Earth was at the centre of the universe.

Question 18

When viewing from Earth, which objects can be seen to undergo retrograde motion in the night sky?

Accepted Answer

A)  Only the planets located between Earth and the Sun 
B)  Only the planets that are more distant from the Sun than Earth 
C)  Only the Moon 
D)  All planets 
A)  Only the planets located between Earth and the Sun 
B)  Only the planets that are more distant from the Sun than Earth 
C)  Only the Moon 
D)  All planets

Question 19

Which of the following objects cannot transit (i.e. pass in front of) the Sun, as seen from Jupiter?

Accepted Answer

A)  Mercury 
B)  Venus 
C)  Mars 
D)  Saturn 
A)  Mercury 
B)  Venus 
C)  Mars 
D)  Saturn

Question 20

If the mass of the Earth decreased by a factor of 2, with no change in the radius, what would happen to your weight?

Accepted Answer

A)  It would increase by a factor of 2. 
B)  It would increase by a factor of 4. 
C)  It would decrease by a factor of 2. 
D)  It would decrease by a factor of 4. 
A)  It would increase by a factor of 2. 
B)  It would increase by a factor of 4. 
C)  It would decrease by a factor of 2. 
D)  It would decrease by a factor of 4.

Classical Greek astronomers believed the motions of the heavens could be described by uniform circular motion.

Many classical Greek astronomers believed the Earth could not move because they detected no parallax.

Around 2500 bce, Egyptians used the first visibility at dawn of the star ____________________ to mark the beginning of their calendar.

When we say that gravitation is universal, what do we mean?

What was the reason for using epicycles and deferents to explain the motion of the planets in the night sky?

The apparent backward motion of a planet relative to distant stars is called _________________.

How does the force of gravity that Earth exerts on you compare to the force of gravity that you exert on Earth?

If your mass is 65 kg on the earth, what would your mass be on Jupiter?

The period of Jupiter's orbit around the Sun is approximately 12 years. What is the approximate distance from the Sun to Jupiter?

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?

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

What is the term for a single conjecture that can be tested?

Which of the following orbits are referred to as open orbits?

Galileo used a telescope to observe the phases of Jupiter.

The orbit of the planet Mars is an ellipse with the Sun at one focus. What is located at the other focus?

If the mass of the Earth increased by a factor of 3, with no change in the radius, what would happen to your weight?

Which of the following statements reflects beliefs that were almost universally held in pre-Copernican astronomy?

When viewing from Earth, which objects can be seen to undergo retrograde motion in the night sky?

Which of the following objects cannot transit (i.e. pass in front of) the Sun, as seen from Jupiter?

If the mass of the Earth decreased by a factor of 2, with no change in the radius, what would happen to your weight?

The Scale of the Cosmos: Space and Time

Users Guide to the Sky: Patterns and Cycles

Astronomical Telescopes and Instruments: Extending Humanitys Vision

The Sun: the Closest Star

The Family of Stars

The Structure and Formation of Stars

The Deaths of Stars

The Milky Way Galaxy

Galaxies

Cosmology in the 21st Century

Planet Formation and Exoplanets

Comparative Planetology of the Terrestrial Planets

The Outer Solar System

Life on Other Worlds

Filters

Exam 3: The Origin of Modern Astronomy

Classical Greek astronomers believed the motions of the heavens could be described by uniform circular motion.

Many classical Greek astronomers believed the Earth could not move because they detected no parallax.

Around 2500 bce, Egyptians used the first visibility at dawn of the star ____________________ to mark the beginning of their calendar.

When we say that gravitation is universal, what do we mean?

What was the reason for using epicycles and deferents to explain the motion of the planets in the night sky?

The apparent backward motion of a planet relative to distant stars is called _________________.

How does the force of gravity that Earth exerts on you compare to the force of gravity that you exert on Earth?

If your mass is 65 kg on the earth, what would your mass be on Jupiter?

The period of Jupiter's orbit around the Sun is approximately 12 years. What is the approximate distance from the Sun to Jupiter?

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?

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

What is the term for a single conjecture that can be tested?

Which of the following orbits are referred to as open orbits?

Galileo used a telescope to observe the phases of Jupiter.

The orbit of the planet Mars is an ellipse with the Sun at one focus. What is located at the other focus?

If the mass of the Earth increased by a factor of 3, with no change in the radius, what would happen to your weight?

Which of the following statements reflects beliefs that were almost universally held in pre-Copernican astronomy?

When viewing from Earth, which objects can be seen to undergo retrograde motion in the night sky?

Which of the following objects cannot transit (i.e. pass in front of) the Sun, as seen from Jupiter?

If the mass of the Earth decreased by a factor of 2, with no change in the radius, what would happen to your weight?

The Scale of the Cosmos: Space and Time

Users Guide to the Sky: Patterns and Cycles

Astronomical Telescopes and Instruments: Extending Humanitys Vision

The Sun: the Closest Star

The Family of Stars

The Structure and Formation of Stars

The Deaths of Stars

The Milky Way Galaxy

Galaxies

Cosmology in the 21st Century

Planet Formation and Exoplanets

Comparative Planetology of the Terrestrial Planets

The Outer Solar System

Life on Other Worlds

Filters