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Conceptual Test PowerPoint

Chapter 2

Astronomy Today,

5th edition

Chaisson

McMillan

1) navigation 2) determining the speed of light 3) timekeeping 4) astrology 5) religion

Which of the following was NOT one of the ancient uses of astronomy?

Question 1

1) navigation 2) determining the speed of light 3) timekeeping 4) astrology 5) religion

Question 1

Which of the following was NOT one of the ancient uses of astronomy?

1) Sun2) Moon3) Jupiter4) Earth5) Mars

Which body did Ptolemy place at the center of his model?

Question 2

1) Sun2) Moon3) Jupiter4) Earth5) Mars

Which body did Ptolemy place at the center of his model?

Question 2

1) orbit.2) ecliptic.3) epicycle.4) precession.5) tilted rotation axis.

Ptolemy made an analog computer model to predict when the planets would be visible. His model required a special “magic” component called the

Question 3

1) orbit.2) ecliptic.3) epicycle.4) precession.5) tilted rotation axis.

Ptolemy made an analog computer model to predict when the planets would be visible. His model required a special “magic” component called the

Question 3

1) lunar eclipse 2) the Persian fleet from Athens 3) the back side of the Moon 4) apparent motion of the stars due to

parallax 5) the retrograde motion of Mars

Aristotle adopted the GEOCENTRIC cosmology because he was unable to observe which of the following?

Question 4

Aristotle adopted the GEOCENTRIC cosmology because he was unable to observe which of the following?

Question 41) lunar eclipse 2) the Persian fleet from Athens 3) the back side of the Moon 4) apparent motion of the stars due to

parallax 5) the retrograde motion of Mars

Question 5Which was a contribution to astronomy made by Copernicus?

1) The planets move around the Sun in elliptical orbits

2) His theory of gravity accounted for the variable speeds of the planets

3) He laid out the order and relative motion of the known solar system

4) He discovered the Sun was not at the center of the Milky Way

5) His telescope revealed the four moons of Jupiter, a model solar system

1) The planets move around the Sun in elliptical orbits

2) His theory of gravity accounted for the variable speeds of the planets

3) He laid out the order and relative motion of the known solar system

4) He discovered the Sun was not at the center of the Milky Way

5) His telescope revealed the four moons of Jupiter, a model solar system

Which was a contribution to astronomy made by Copernicus?

Question 5

1) the Sun is the center of the solar system. 2) Earth is the center of the solar system. 3) the Sun and Earth take turns being the

center of the solar system. 4) Earth overtakes and passes the Sun in its

orbit.5) Earth’s axis wobbles with a period of about

24,000 years.

Question 6Heliocentric cosmology holds that

1) the Sun is the center of the solar system. 2) Earth is the center of the solar system. 3) the Sun and Earth take turns being the

center of the solar system. 4) Earth overtakes and passes the Sun in its

orbit.5) Earth’s axis wobbles with a period of about

24,000 years.

Heliocentric cosmology holds that

Question 6

1) Hipparchus 2) Galileo 3) Tycho 4) Copernicus 5) Kepler

Question 7

Which of the following astronomers first published telescopic observations?

1) Hipparchus 2) Galileo 3) Tycho 4) Copernicus 5) Kepler

Question 7

Which of the following astronomers first published telescopic observations?

1) craters on the Moon2) sunspots3) Phases of Venus4) satellites of Jupiter5) stars of the Milky Way

Which of the following was not one of Galileo’s contributions to the heliocentric model?

Question 8

Which of the following was not one of Galileo’s contributions to the heliocentric model?

Question 8

1) craters on the Moon2) sunspots3) Phases of Venus4) satellites of Jupiter5) stars of the Milky Way

Question 9

1) Kepler 2) Ptolemy 3) Galileo 4) Tycho Brahe 5) Copernicus

Which hero of the Renaissance postulated three “laws” of planetary motion?

Question 9

Which hero of the Renaissance postulated three “laws” of planetary motion?

1) Kepler 2) Ptolemy 3) Galileo 4) Tycho Brahe 5) Copernicus

1) planets orbit the Sun2) orbits are noncircular3) orbits are elliptical in shape4) all of the above

Question 10

What is the meaning of Kepler’s first law?

1) planets orbit the Sun2) orbits are noncircular3) orbits are elliptical in shape4) all of the above

Question 10

What is the meaning of Kepler’s first law?

1) planets orbit the Sun.2) planets have noncircular orbits.3) planets move fastest/slowest when

nearest/farthest from the Sun.4) planets move in elliptical orbits.

Question 11

Kepler’s second law (called the “equal areas in equal times” law) tells us that

1) planets orbit the Sun.2) planets have noncircular orbits.3) planets move fastest/slowest when

nearest/farthest from the Sun.4) planets move in elliptical orbits.

Question 11

Kepler’s second law (called the “equal areas in equal times” law) tells us that

Question 12

You are driving around a freeway that circles a large city. You pass a car. At the instant that you are passing the car, what does it appear to do?

1) to move backwards (retrograde) 2) to move forwards (prograde)3) to stand still (nograde) 4) to change color

1) to move backwards (retrograde) 2) to move forwards (prograde)3) to stand still (nograde) 4) to change color

You are driving around a freeway that circles a large city. You pass a car. At the instant that you are passing the car, what does it appear to do?

Question 12

1) prograde motion2) retrograde motion3) precession4) total eclipse of the Sun5) epicyclic motion

What do we see when Earth in its orbit overtakes and passes a slower moving planet?

Question 13

1) prograde motion2) retrograde motion3) precession4) total eclipse of the Sun5) epicyclic motion

What do we see when Earth in its orbit overtakes and passes a slower moving planet?

Question 13

1) transits of Venus across the Sun2) radar echo timings3) measurement of stellar parallaxes4) timings of the eclipses of its moons

by Jupiter’s shadow5) precise measurements of length of

the year with atomic clocks

Today we rely largely on which technique to precisely measure distances in the solar system?

Question 14

1) transits of Venus across the Sun2) radar echo timings3) measurement of stellar parallaxes4) timings of the eclipses of its moons

by Jupiter’s shadow5) precise measurements of length of

the year with atomic clocks

Today we rely largely on which technique to precisely measure distances in the solar system?

Question 14

1) Superior2) Simultaneous3) Copernican4) Inferior5) What?!?!?

Planets that are between the Earth and the Sun are described as being

Question 15

1) Superior2) Simultaneous3) Copernican4) Inferior5) What?!?!?

Planets that are between the Earth and the Sun are described as being

Question 15