Question 1

If a theory is testable,its underlying ________ and its ________ can be exposed to experimental verification.

Accepted Answer

assumption

Question 2

The angular size of an object depends on which two quantities?

Accepted Answer

A)  the object's actual size and its mass 
B)  the object's distance from us and its brightness 
C)  the object's actual size and its distance from us 
D)  the objects brightness and its mass 
A)  the object's actual size and its mass 
B)  the object's distance from us and its brightness 
C)  the object's actual size and its distance from us 
D)  the objects brightness and its mass

Question 3

What are constellations?

Accepted Answer

A)  groups of galaxies gravitationally bound and close together in the sky 
B)  groups of stars making an apparent pattern in the celestial sphere 
C)  groups of stars gravitationally bound and appearing close together in the sky 
D)  ancient story boards, useless to modern astronomers 
E)  apparent groupings of stars and planets visible on a given evening 
A)  groups of galaxies gravitationally bound and close together in the sky 
B)  groups of stars making an apparent pattern in the celestial sphere 
C)  groups of stars gravitationally bound and appearing close together in the sky 
D)  ancient story boards, useless to modern astronomers 
E)  apparent groupings of stars and planets visible on a given evening

Question 4

Into how many constellations is the celestial sphere divided?

Accepted Answer

A)  12 
B)  44 
C)  57 
D)  88 
E)  110 
A)  12 
B)  44 
C)  57 
D)  88 
E)  110

Question 5

The first quarter Moon rises about noon today; what will its phase be,and when will it rise tomorrow?

Accepted Answer

It will be waxing gi

Question 6

The full moon rises around sunrise,and sets around sunset.

Accepted Answer

A) True 
 B)False

Question 7

Which is longer,the sidereal or solar day? By how much?

Accepted Answer

The solar day is app

Question 8

If you are in the Moon's umbral shadow,then you will witness:

Accepted Answer

A)  nighttime. 
B)  a total solar eclipse. 
C)  a total lunar eclipse. 
D)  a partial solar eclipse. 
E)  some kind of lunar eclipse. 
A)  nighttime. 
B)  a total solar eclipse. 
C)  a total lunar eclipse. 
D)  a partial solar eclipse. 
E)  some kind of lunar eclipse.

Question 9

The Earth's circumference was first determined by:

Accepted Answer

A)  Aristotle using lunar eclipses. 
B)  Pythagoras with geometry. 
C)  Hipparchus with stellar parallaxes. 
D)  Erastothenes with solstice shadows. 
E)  Aristarchus with first and third quarter Moon timings. 
A)  Aristotle using lunar eclipses. 
B)  Pythagoras with geometry. 
C)  Hipparchus with stellar parallaxes. 
D)  Erastothenes with solstice shadows. 
E)  Aristarchus with first and third quarter Moon timings.

Question 10

From full moon to third quarter moon takes about a week.

Accepted Answer

A) True 
 B)False

Question 11

Where would you be if the Sun passes through your zenith on December 21st?

Accepted Answer

A)  Equator 
B)  Tropic of Cancer 
C)  Tropic of Capricorn 
D)  Antarctic Circle 
E)  South Pole 
A)  Equator 
B)  Tropic of Cancer 
C)  Tropic of Capricorn 
D)  Antarctic Circle 
E)  South Pole

Question 12

Some type of solar eclipse will happen about:

Accepted Answer

A)  every month at new moon. 
B)  every week at full moon. 
C)  every month at full moon. 
D)  about every six months at new moon. 
E)  every year at new moon. 
A)  every month at new moon. 
B)  every week at full moon. 
C)  every month at full moon. 
D)  about every six months at new moon. 
E)  every year at new moon.

Question 13

If Sirius transits my local meridian tonight at 6:43 PM,when will it transit tomorrow?

Accepted Answer

At 6:39 PM tomorrow

Question 14

Which statement about the ecliptic is FALSE?

Accepted Answer

A)  The Sun appears to move about a degree per day eastward long it. 
B)  It is tilted 23.5 degrees with respect to the equator. 
C)  The year is marked by the Sun's return to the same place along it. 
D)  The Moon can never leave it, but moves twelve times faster than the Sun. 
E)  The major planets stay close to it, but not always on it. 
A)  The Sun appears to move about a degree per day eastward long it. 
B)  It is tilted 23.5 degrees with respect to the equator. 
C)  The year is marked by the Sun's return to the same place along it. 
D)  The Moon can never leave it, but moves twelve times faster than the Sun. 
E)  The major planets stay close to it, but not always on it.

Question 15

About how many stars are visible on a clear,dark night with the naked eye alone?

Accepted Answer

A)  a few dozen 
B)  a few hundred 
C)  a few thousand 
D)  tens of thousands 
E)  millions and millions 
A)  a few dozen 
B)  a few hundred 
C)  a few thousand 
D)  tens of thousands 
E)  millions and millions

Question 16

An effective theory must:

Accepted Answer

A)  have been proven. 
B)  must have been around for centuries or longer. 
C)  be continuously tested. 
D)  include mathematical formulae. 
A)  have been proven. 
B)  must have been around for centuries or longer. 
C)  be continuously tested. 
D)  include mathematical formulae.

Question 17

Over the course of a night,Polaris moves less than any other visible star in the sky.

Accepted Answer

A) True 
 B)False

Question 18

Modern scientific theories are NOT:

Accepted Answer

A)  testable. 
B)  continuously tested. 
C)  simple. 
D)  perfect. 
E)  elegant. 
A)  testable. 
B)  continuously tested. 
C)  simple. 
D)  perfect. 
E)  elegant.

Question 19

When the Sun rises,it is located in the constellation Gemini.When the Sun sets later that same day,it will be:

Accepted Answer

A)  in the constellation Aries. 
B)  in the constellation Taurus. 
C)  in the constellation Gemini. 
D)  in the constellation Cancer. 
E)  in the constellation Leo. 
A)  in the constellation Aries. 
B)  in the constellation Taurus. 
C)  in the constellation Gemini. 
D)  in the constellation Cancer. 
E)  in the constellation Leo.

Question 20

If the angular diameter of an object is 15 arc seconds and it is 1.4 billion kilometers away,how big is its physical size? Show how you arrived at your answer.

Accepted Answer

Use the equation above Example 3 in More

Exam 1: Charting the Heavens: The Foundations of Astronomy

If a theory is testable,its underlying ________ and its ________ can be exposed to experimental verification.

The angular size of an object depends on which two quantities?

What are constellations?

Into how many constellations is the celestial sphere divided?

The first quarter Moon rises about noon today; what will its phase be,and when will it rise tomorrow?

The full moon rises around sunrise,and sets around sunset.

Which is longer,the sidereal or solar day? By how much?

If you are in the Moon's umbral shadow,then you will witness:

The Earth's circumference was first determined by:

From full moon to third quarter moon takes about a week.

Where would you be if the Sun passes through your zenith on December 21st?

Some type of solar eclipse will happen about:

If Sirius transits my local meridian tonight at 6:43 PM,when will it transit tomorrow?

Which statement about the ecliptic is FALSE?

About how many stars are visible on a clear,dark night with the naked eye alone?

An effective theory must:

Over the course of a night,Polaris moves less than any other visible star in the sky.

Modern scientific theories are NOT:

When the Sun rises,it is located in the constellation Gemini.When the Sun sets later that same day,it will be:

If the angular diameter of an object is 15 arc seconds and it is 1.4 billion kilometers away,how big is its physical size? Show how you arrived at your answer.

The Copernican Revolution: The Birth of Modern Science

Radiation: Information from the Cosmos

Spectroscopy: The Inner Workings of Atoms

Telescopes: The Tools of Astronomy

The Solar System: Comparative Planetology and Formation Models

Earth: Our Home in Space

The Moon and Mercury: Scorched and Battered Worlds

Venus: Earth's Sister Planet

Mars: A Near Miss for Life?

Jupiter: Giant of the Solar System

Saturn: Spectacular Rings and Mysterious Moons

Uranus and Neptune: The Outer Worlds of the Solar System

Solar System Debris: Keys to Our Origin

Exoplanets: Planetary Systems Beyond Our Own

The Sun: Our Parent Star

The Stars: Giants,Dwarfs,and the Main Sequence

The Interstellar Medium: Gas and Dust among the Stars

Star Formation: A Traumatic Birth

Stellar Evolution: The Life and Death of a Star

Stellar Explosions: Novae,Supernovae,and the Formation of the Elements

Neutron Stars and Black Holes: Strange States of Matter

The Milky Way Galaxy: A Spiral in Space

Galaxies: Building Blocks of the Universe

Galaxies and Dark Matter: The Large-Scale Structure of the Cosmos

Cosmology: The Big Bang and the Fate of the Universe

The Early Universe: Toward the Beginning of Time

Life in the Universe: Are We Alone?

Filters

If a theory is testable,its underlying and its can be exposed to experimental verification.