Question 1

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. A

Question 2

Stars and planets are round because

Accepted Answer

A)  a sphere is the most natural shape. 
B)  they rotate. 
C)  gravity forces them into this shape. 
D)  friction in space grinds them into this shape. 
A)  a sphere is the most natural shape. 
B)  they rotate. 
C)  gravity forces them into this shape. 
D)  friction in space grinds them into this shape. C

Question 3

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. B

Question 4

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.

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

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 7

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 8

What distinguishes the scientific method from other ways of looking at the natural world is

Accepted Answer

A)  the eternal truth of its laws and theories. 
B)  its replacement of existing laws and theories at regular intervals. 
C)  its reliance on the opinions of expert scientists to decide which laws and theories to believe. 
D)  its reliance on experiment and observation. 
A)  the eternal truth of its laws and theories. 
B)  its replacement of existing laws and theories at regular intervals. 
C)  its reliance on the opinions of expert scientists to decide which laws and theories to believe. 
D)  its reliance on experiment and observation.

Question 9

Relative to the stars, the moon seems to move

Accepted Answer

A)  northward. 
B)  southward. 
C)  eastward. 
D)  westward. 
A)  northward. 
B)  southward. 
C)  eastward. 
D)  westward.

Question 10

Gravity is not

Accepted Answer

A)  a fundamental force. 
B)  responsible for holding the moon in orbit around the earth. 
C)  responsible for holding atoms and molecules together. 
D)  active throughout the universe. 
A)  a fundamental force. 
B)  responsible for holding the moon in orbit around the earth. 
C)  responsible for holding atoms and molecules together. 
D)  active throughout the universe.

Question 11

The speed of a planet in its orbit

Accepted Answer

A)  is always the same. 
B)  is least when it is closest to the sun. 
C)  is highest when it is closest to the sun. 
D)  Any of the above choices, depending on the planet. 
A)  is always the same. 
B)  is least when it is closest to the sun. 
C)  is highest when it is closest to the sun. 
D)  Any of the above choices, depending on the planet.

Question 12

The scientist who showed that gravity accounts for Kepler's laws of planetary motion was

Accepted Answer

A)  Newton. 
B)  Brahe. 
C)  Einstein. 
D)  Galileo. 
A)  Newton. 
B)  Brahe. 
C)  Einstein. 
D)  Galileo.

Question 13

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 the mass of the planet. 
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 the mass of the planet. 
D)  depends on the average distance of the planet from the sun.

Question 14

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 15

A centimeter is

Accepted Answer

A)  0.001 m. 
B)  0.01 m. 
C)  0.1 m. 
D)  10 m. 
A)  0.001 m. 
B)  0.01 m. 
C)  0.1 m. 
D)  10 m.

Question 16

A person is 5 ft 8.0 in. tall. This is equivalent to

Accepted Answer

A)  173 cm. 
B)  177 cm. 
C)  207 cm. 
D)  223 cm. 
A)  173 cm. 
B)  177 cm. 
C)  207 cm. 
D)  223 cm.

Question 17

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 18

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.

Question 19

The British unit of length closest to the meter is the

Accepted Answer

A)  inch. 
B)  foot. 
C)  yard. 
D)  mile. 
A)  inch. 
B)  foot. 
C)  yard. 
D)  mile.

Question 20

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.

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

Stars and planets are round because

The prefix giga stands for

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

A meter is not equal to

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

In most parts of the world high tides occur approximately

What distinguishes the scientific method from other ways of looking at the natural world is

Relative to the stars, the moon seems to move

Gravity is not

The speed of a planet in its orbit

The scientist who showed that gravity accounts for Kepler's laws of planetary motion was

The time needed for a planet to orbit the sun

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

A centimeter is

A person is 5 ft 8.0 in. tall. This is equivalent to

A day is the time needed for

Which of the following statements is true?

The British unit of length closest to the meter is the

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

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 Galaxies

Filters

Exam 1: The Scientific Method

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

Stars and planets are round because

The prefix giga stands for

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

A meter is not equal to

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

In most parts of the world high tides occur approximately

What distinguishes the scientific method from other ways of looking at the natural world is

Relative to the stars, the moon seems to move

Gravity is not

The speed of a planet in its orbit

The scientist who showed that gravity accounts for Kepler's laws of planetary motion was

The time needed for a planet to orbit the sun

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

A centimeter is

A person is 5 ft 8.0 in. tall. This is equivalent to

A day is the time needed for

Which of the following statements is true?

The British unit of length closest to the meter is the

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

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 Galaxies

Filters