Question 1

If the earth were to revolve on its axis slower than it does today, its shape

Accepted Answer

A) would be closer to a perfect sphere. 
B) would be farther from a perfect sphere. 
C) and size would be unchanged. 
D) would not change but it would expand in size. 
A) would be closer to a perfect sphere. 
B) would be farther from a perfect sphere. 
C) and size would be unchanged. 
D) would not change but it would expand in size. A

Question 2

Which of the following statements is true?

Accepted Answer

A) High tides are caused by the sun, low tides by the moon. 
B) Low tides are caused by the sun, high tides by the moon. 
C) The moon is chiefly responsible for the tides, with the sun's influence modifying the tidal range. 
D) The sun is chiefly responsible for the tides, with the moon's influence modifying the tidal range. 
A) High tides are caused by the sun, low tides by the moon. 
B) Low tides are caused by the sun, high tides by the moon. 
C) The moon is chiefly responsible for the tides, with the sun's influence modifying the tidal range. 
D) The sun is chiefly responsible for the tides, with the moon's influence modifying the tidal range. C

Question 3

In the distant past, the length of the day was

Accepted Answer

A) shorter than 24h. 
B) 24h as at present. 
C) longer than 24h. 
D) impossible to determine. 
A) shorter than 24h. 
B) 24h as at present. 
C) longer than 24h. 
D) impossible to determine. A

Question 4

The number of cubic centimeters in a cubic foot is about

Accepted Answer

A) 1.7 * 103. 
B) 1.7 * 104. 
C) 2.8 * 104. 
D) 1.7 * 105. 
A) 1.7 * 103. 
B) 1.7 * 104. 
C) 2.8 * 104. 
D) 1.7 * 105.

Question 5

A meter is not equal to

Accepted Answer

A) 100 cm. 
B) 103 mm. 
C) 0.01 km. 
D) 10-3 km. 
A) 100 cm. 
B) 103 mm. 
C) 0.01 km. 
D) 10-3 km.

Question 6

A regularity in observed data or a relationship between different quantities is usually called a

Accepted Answer

A) hypothesis. 
B) law. 
C) theory. 
D) model. 
A) hypothesis. 
B) law. 
C) theory. 
D) model.

Question 7

The period of the earth's orbit around the sun is

Accepted Answer

A) one day. 
B) one week. 
C) one month. 
D) one year. 
A) one day. 
B) one week. 
C) one month. 
D) one year.

Question 8

A day is the time needed for

Accepted Answer

A) the sun to drift completely around the sky. 
B) the moon to drift completely around the sky. 
C) the earth to turn completely on its axis. 
D) None of the choices are correct. 
A) the sun to drift completely around the sky. 
B) the moon to drift completely around the sky. 
C) the earth to turn completely on its axis. 
D) None of the choices are correct.

Question 9

In most parts of the world high tides occur approximately

Accepted Answer

A) twice a day. 
B) once a day. 
C) once a week. 
D) once every two weeks. 
A) twice a day. 
B) once a day. 
C) once a week. 
D) once every two weeks.

Question 10

The object in the sky that lies very nearly on an extension of the earth's axis is

Accepted Answer

A) the sun. 
B) the moon. 
C) Mercury. 
D) Polaris. 
A) the sun. 
B) the moon. 
C) Mercury. 
D) Polaris.

Question 11

A year is the time needed for

Accepted Answer

A) the sun to drift completely around the sky. 
B) the moon to drift completely around the sky. 
C) the earth to turn completely on its axis. 
D) None of the choices are correct. 
A) the sun to drift completely around the sky. 
B) the moon to drift completely around the sky. 
C) the earth to turn completely on its axis. 
D) None of the choices are correct.

Question 12

If the earth had no moon,

Accepted Answer

A) there would be no tides. 
B) there would be one high and one low tide per day. 
C) the average tidal range would be smaller. 
D) the average tidal range would be greater. 
A) there would be no tides. 
B) there would be one high and one low tide per day. 
C) the average tidal range would be smaller. 
D) the average tidal range would be greater.

Question 13

In which one or more of the following is the earth assumed to be the center of the universe?

Accepted Answer

A) The Ptolemaic system. 
B) The Copernican system. 
C) Kepler's laws of planetary motion. 
D) Newton's law of gravity. 
A) The Ptolemaic system. 
B) The Copernican system. 
C) Kepler's laws of planetary motion. 
D) Newton's law of gravity.

Question 14

The prefix giga stands for

Accepted Answer

A) 1,000,000. 
B) 1,000,000,000. 
C) 1/1,000,000. 
D) 1/1,000,000,000. 
A) 1,000,000. 
B) 1,000,000,000. 
C) 1/1,000,000. 
D) 1/1,000,000,000.

Question 15

The shortest of the following is

Accepted Answer

A) 104 in. 
B) 104 m. 
C) 103 ft. 
D) 0.1 mi. 
A) 104 in. 
B) 104 m. 
C) 103 ft. 
D) 0.1 mi.

Question 16

The size of a picture is given as 84 cm by 255 cm.Since (84)(255) = 2.142 exactly, the area of the picture is correctly expressed as

Accepted Answer

A) 2.142 m2. 
B) 2.14 m2. 
C) 2.1 m2. 
D) 2 m2. 
A) 2.142 m2. 
B) 2.14 m2. 
C) 2.1 m2. 
D) 2 m2.

Question 17

The time needed for a planet to orbit the sun

Accepted Answer

A) is the same for all planets. 
B) depends on the size of the planet. 
C) depends on how fast the planet rotates. 
D) depends on the average distance of the planet from the sun. 
A) is the same for all planets. 
B) depends on the size of the planet. 
C) depends on how fast the planet rotates. 
D) depends on the average distance of the planet from the sun.

Question 18

The time at which a given star rises above the horizon each night is

Accepted Answer

A) earlier than the night before. 
B) the same as the night before. 
C) later than the night before. 
D) Any of the choices, depending on which star is involved. 
A) earlier than the night before. 
B) the same as the night before. 
C) later than the night before. 
D) Any of the choices, depending on which star is involved.

Question 19

Astrology

Accepted Answer

A) provides a scientific basis for planning our lives. 
B) correctly predicts the future. 
C) is based on the scientific method. 
D) is nonsense. 
A) provides a scientific basis for planning our lives. 
B) correctly predicts the future. 
C) is based on the scientific method. 
D) is nonsense.

Question 20

Scientific theories

Accepted Answer

A) must be constantly reviewed to see whether they are in accord with new experimental observations. 
B) represent guesses that have not yet been compared with observational data. 
C) are summaries of particular experiments. 
D) are laws of nature not subject to revision. 
A) must be constantly reviewed to see whether they are in accord with new experimental observations. 
B) represent guesses that have not yet been compared with observational data. 
C) are summaries of particular experiments. 
D) are laws of nature not subject to revision.

If the earth were to revolve on its axis slower than it does today, its shape

Which of the following statements is true?

In the distant past, the length of the day was

The number of cubic centimeters in a cubic foot is about

A meter is not equal to

A regularity in observed data or a relationship between different quantities is usually called a

The period of the earth's orbit around the sun is

A day is the time needed for

In most parts of the world high tides occur approximately

The object in the sky that lies very nearly on an extension of the earth's axis is

A year is the time needed for

If the earth had no moon,

In which one or more of the following is the earth assumed to be the center of the universe?

The prefix giga stands for

The shortest of the following is

The size of a picture is given as 84 cm by 255 cm.Since (84)(255) = 2.142 exactly, the area of the picture is correctly expressed as

The time needed for a planet to orbit the sun

The time at which a given star rises above the horizon each night is

Astrology

Scientific theories

Motion

Energy

Energy and the Future

Matter and Heat

Electricity and Magnetism

Waves

The Nucleus

The Atom

The Periodic Law

Crystals, Ions, and Solutions

Chemical Reactions

Organic Chemistry

Atmosphere and Hydrosphere

The Rock Cycle

The Evolving Earth

The Solar System

The Stars

The Universe

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Exam 1: The Scientific Method

If the earth were to revolve on its axis slower than it does today, its shape

Which of the following statements is true?

In the distant past, the length of the day was

The number of cubic centimeters in a cubic foot is about

A meter is not equal to

A regularity in observed data or a relationship between different quantities is usually called a

The period of the earth's orbit around the sun is

A day is the time needed for

In most parts of the world high tides occur approximately

The object in the sky that lies very nearly on an extension of the earth's axis is

A year is the time needed for

If the earth had no moon,

In which one or more of the following is the earth assumed to be the center of the universe?

The prefix giga stands for

The shortest of the following is

The size of a picture is given as 84 cm by 255 cm.Since (84)(255) = 2.142 exactly, the area of the picture is correctly expressed as

The time needed for a planet to orbit the sun

The time at which a given star rises above the horizon each night is

Astrology

Scientific theories

Motion

Energy

Energy and the Future

Matter and Heat

Electricity and Magnetism

Waves

The Nucleus

The Atom

The Periodic Law

Crystals, Ions, and Solutions

Chemical Reactions

Organic Chemistry

Atmosphere and Hydrosphere

The Rock Cycle

The Evolving Earth

The Solar System

The Stars

The Universe

Filters