GEO 1200 EXAM 1

The Sun is a star in the ________ galaxy.

Milky Way

Earth's diameter is CLOSEST to ________ kilometers.

12,000

The response to Earth's rotation is

polar flattening.

The first nearly correct measurement of the Earth's circumference was made by ________.

Eratosthenes

Greenwich Mean Time" is also known as ________.

Universal Time Coordinated

The Sun's rays are directly overhead at the ________ on or about December 21.

Tropic of Capricorn

The north end of Earth's axis points towards

Polaris.

How many degrees of latitude are there between the Tropic of Cancer and the Tropic of Capricorn?

47

The Greenwich Meridian is also known as the ________.

Prime Meridian

At the Equator (0�), a given point on Earth's surface travels about ________ kilometers per hour.

1,600

Near the North Pole, one degree of latitude extends ________ kilometer(s) on the ground.

111

At the North Pole, one degree of longitude extends ________ kilometers on the ground.

0

The world is divided into ________ standard zones.

24

Before time zones were created in the 1880s, one could encounter ________ time standards on a rail trip across the United States.

more than 20

Of the following, which is a great circle?

Equator

Of the following, which is the first day of spring?

vernal equinox

The maximum distance between Earth and Sun occurs in July and is called the ________.

aphelion

On June 21, the Sun's rays are directly over the

Tropic of Cancer.

The fact that at any time during the year, the Earth's axis is parallel to its orientation at all other times is called its parallelism, or ________.

polarity

Russia is the country containing the most time zones. It contains ________ zones.

9

The altitudinal difference (relief) between the top of the tallest mountain and the bottom of the deepest ocean trench is CLOSEST to ________ kilometers.

20

The United States spans ________ time zones.

6

The closest position taken by the Earth relative to the Sun is ________ million kilometers.

147

When the circle of illumination just touches the Arctic Circle and the North Pole is dark, the date is closest to

December 21.

The geographic grid line 180 degrees of longitude from the Prime Meridian is the ________.

180th meridian

Our solar system contains ________ moons revolving around the planets

more than one hundred

A cross section of Earth cut from pole to pole would reveal which shape?

ellipse

How many time zones are contained within Alaska?

1

A ________ separates Earth into two hemispheres.

great circle

Longitude is divided into multiples of ________ degrees for the purpose of delimiting standard time zones.

15

Eratosthenes was the first to accurately measure the Earth's ________.

circumference

Universal Time Coordinated is also known as ________.

Greenwich Mean Time

The 0� Meridian is the same line as the ________ .

Prime Meridian

A spot on Earth's surface rotates fastest at the ________.

Equator

One degree of longitude equals 0 miles on the ground at the ________.

North Pole

The distance of 150,000,000 kilometers is CLOSEST to being ________.

the average Earth/Sun distance

The Milky Way is one of, at least, ________ galaxies in the Universe.

two hundred billion

The Earth/Sun aphelion occurs once per year during the month of ________.

July

When the Sun's rays are directly overhead at the Tropic of Capricorn, it is ________.

December 21

At the time of the aphelion, Earth is ________ million kilometers from the Sun.

152

The Milky Way is a galaxy some ________ light years in diameter.

100,000

The solar system's Jovian planets are most likely composed of ________.

gas

The moon is some ________ kilometers distant from Earth.

385,000

In science, the term "theory" is

the highest order of understanding.

At the International Date Line, there is a change of ________.

day

The farthest north the vertical rays of the Sun ever reach north of the Equator occurs on or about ________.

June 21

Standardization in world time zones dates from ________.

1884

The Earth is 3.3 percent closer to the Sun during the Northern Hemisphere ________ than when it is farthest away.

winter

On both the Spring and Fall equinoxes, the Sun's rays are vertically overhead at the ________.

Equator

The highest numbered latitude used in the geographic grid is ________�.

90

Which of the following is out of order in the ideal application of the scientific method?

make a hypothesis

Which of the following is a central meridian in the standardized time system?

15�W

A(n) ________ is a vertical piece of metal on a sundial.

gnomon

The constant angle between Earth's axis and the Plane of the Ecliptic is called Earth's ________.

polarity

The circle of illumination just touches the Antarctic Circle on or about ________.

June 21

The acceptance of of a theory or hypothesis is based on

a preponderance of evidence.

Numbered meridians

are semicircles.

The most important physical effect of the Earth's rotation is ________.

the alternation of sunlight and darkness

The solid, inorganic portion of the Earth system is known as the ________.

lithosphere

The size of the Universe is best described as

vast beyond comprehension.

A nebula is

a cloud of gas and dust.

The surfaces of the inner planets of our solar system seem to be composed of

mineral matter.

The Milky Way is one of over ________ galaxies in the Universe.

many billions

After it was part of a nebula and before it was the Sun, our Sun was a

protostar.

Mt. Everest is the tallest mountain on Earth and its altitude is closest to ________ meters.

9,000

The best description of the actual shape of the Earth is as a(n)

oblate spheroid.

The Earth is one of ________ planets in the solar system.

eight

The Earth rotates about its

axis.

Which of the following is NOT defined by latitude?

meridian

Which of the following distances is CLOSEST TO the actual distance associated with one degree of latitude?

100 km

Which of the following best describes the latitude and longitude of North America?

Northern and Western Hemispheres

Suppose you are standing on the standard time meridian of 75�W. Which would be the next standard time meridian to your west?

90�W

Which of the below takes the LONGEST time?

a revolution of the Earth

The angular inclination of the Earth's axis with respect to a line perpendicular to the Plane of the Ecliptic

is 23.5 degrees.

At the June solstice, day length varies from ________ hours at the Equator to ________ hours at the North Pole.

12, 24

The perihelion is during the month of

January.

Which of the following subsystems includes all living things on Earth?

biosphere

Pluto is now classified as a

dwarf planet.

The Earth's polar and equatorial diameters vary by ________ percent.

0.3

The line connecting the points of maximum flattening on Earth's surface is called the

axis.

Which of the following is also an entire great circle?

the Equator

In angular measurement, a minute contains ________ seconds.

60

At the Equator, one degree of latitude is approximately equal to

one degree of longitude.

The "natural" baseline which serves as a baseline to measure longitude (such as the Equator, which is used as a baseline for latitude) ________.

does not exist

The term "a.m.

means "before solar noon".

Any standard time zone extends ________ degrees of latitude to the east and west of the central meridian.

7.5

Rotation of the Earth causes ________.

all of the above

An equinox has the property of

12 hours of daylight and 12 hours of night at all latitudes.

When the vertical rays of the Sun cross the Equator on their way northward, the date is known as ________ in the Northern Hemisphere.

the vernal equinox

Which of the following is a topic of study in a physical geography course?

all of the above

Geography is

a combination of physical and social sciences.

Earth is

one of the inner planets.

The Universe is thought to be on the order of ________ billion years old.

13.7

Our earthly grid system is also referred to as a ________ and consists of lines of latitude and longitude.

graticule

Which of the following is not contained within Earth's system of latitude and longitude?

a longitude of 185�E

The cause of Earth's seasons is the

polarity of the axis.

In New York City, this is the shortest day of the year and the Sun is also lowest in the sky.

December solstice

At times, latitudes higher than ________ degrees can have 24 hours or more of continuous darkness.

66.5

The Plane of the Ecliptic is

at an angle from the plane of the Equator.

Using a gnomon, one can

tell local time.

The shape of the Milky Way is similar to a(n)

spiral-shaped disk.

The amount of time the Earth takes to revolve around the Sun is most properly known as a(n)

tropical year.

________ is considered a dwarf planet.

Pluto

________ is the deepest spot in the ocean.

The Mariana Trench

To Earth people, Polaris is an important star because it

is a guide for navigation.

The graticule of the Earth is also known as ________.

latitude and longitude

The ________ is a basic unit of distance in the Syst�me International (metric system).

meter

One can tell when it is solar noon by observing

the length of shadows.

What happened between 4.5 and 5 billion years ago?

The beginning of our solar system occurred.

The ________ is a basic Syst�me International (metric system) unit of mass.

gram

The word geography comes from the Greek, meaning ________.

Earth description

Which of the following is not a major topic taught in a course of introductory physical geography?

population

The shape of Earth's orbit around the Sun is a(n)

ellipse.

The ________ is the name of the orbital plane on which the Earth revolves.

ecliptic

Pluto's orbit is in the

Kuiper belt.

The ________ equinox of the Southern Hemisphere takes place when the vertical rays of the Sun cross the Equator on the journey southward.

vernal

The "living zone" in the atmosphere extends from Earth's surface to an altitude of approximately ________ kilometers.

5

The origin of the Universe is incompletely understood and is called ________.

the "Big Bang

Earth rotates around its rotational axis. A plane at a right angle to and bisecting Earth's axis is known as the ________.

plane of the Equator

Earth revolves around the North Star.

FALSE

The North Star is also known as Polaris.

TRUE

Almost all countries in the world base their time on UTC.

TRUE

The circle of illumination divides the Earth into a light and a dark hemisphere.

TRUE

The Prime Meridian was adopted as a result of an international conference in 1884.

TRUE

The Plane of the Ecliptic is the same thing as the perihelion.

FALSE

The Equator is an example of a great circle in the geographic grid.

TRUE

The vertical rays of the Sun take one year to travel from the Tropic of Cancer to the Tropic of Capricorn and return to the Tropic of Cancer.

TRUE

The northern hemisphere's vernal equinox occurs on September 23.

FALSE

The Tropic of Cancer is an example of a great circle.

FALSE

The Plane of the Ecliptic and plane of the Equator are the same plane.

FALSE

The Earth's circumference is close to 40,000 kilometers.

TRUE

In the Northern Hemisphere the longest day of the year is at the vernal equinox.

FALSE

The shortest distance between the Earth and Sun during the year is approximately 147 million kilometers.

TRUE

The northern hemisphere's shortest day of the year is at the autumnal equinox.

FALSE

At the Equator, the Sun's rays at noon strike the Earth at the angle of 90� above the horizon twice each year.

TRUE

On December 22, all areas inside the Antarctic Circle are in daylight for a full 24 hours.

TRUE

The Earth year's length of 365.25 days is known as the perihelion.

FALSE

At the North Pole, the speed of rotation of the Earth is 0 kilometers per hour.

TRUE

Larger angles of solar incidence concentrate solar energy in smaller areas of Earth's surface.

TRUE

The International Date Line and the 180th meridian are the same line.

FALSE

At one time, several nations had their own separate prime meridians.

TRUE

There are 24 minutes for each degree of latitude.

FALSE

There is a parallel or meridian for every degree, minute, and second on the globe.

TRUE

The International Date Line follows the Arctic and Antarctic Circles.

FALSE

Earth years are based on the rotation of the moon around the Earth.

FALSE

The Sun and Moon are the astronomical bodies exerting the most gravitational influence on the Earth.

TRUE

One rotation of the Earth takes approximately 24 hours to complete.

TRUE

The vertical distance between Earth's highest mountain and the deepest ocean trench is close to 20 kilometers.

TRUE

The Earth has the shape of a true sphere.

FALSE

The circle of illumination is a small circle.

FALSE

Magellan's expedition--the first to go around the world--found that their log was incorrect by one day. This was because the world had yet to adopt the International Date Line.

TRUE

On the globe, meridians cross all parallels perpendicularly.

TRUE

Previous to the 1880s, the United States had more than 20 time zones.

TRUE

Time zones are universally divided into zones of 24� longitude.

FALSE

The lowest point of the sea bottom is approximately 11,000 meters below sea level.

TRUE

The International Date Line is in the middle of a time zone.

TRUE

Russia occupies 3 time zones.

FALSE

In the Northern Hemisphere, days become continually shorter after March 22.

FALSE

The Prime Meridian is, by design, shorter than other meridians.

FALSE

The adoption of Daylight Savings Time would be of little value for most nations in the tropics.

TRUE

The apparent motion of the Sun, moon, and stars is actually an illusion created by the easterly spin of the Earth.

TRUE

The plane of the Equator and the Plane of the Ecliptic are the same plane.

FALSE

All planets in our solar system rotate from east to west.

FALSE

The atmosphere, biosphere, lithosphere, and hydrosphere are considered to be discrete and independent subsystems of the Earth.

FALSE

The Sun makes up more than 99 percent of the mass of our solar system.

TRUE

The Mariana Trench of the Pacific Ocean is the deepest depth of the ocean.

TRUE

Of seconds, degrees, and minutes of latitude, minutes are associated with the shortest distances.

FALSE

When one crosses the Prime Meridian, the time zone does not change.

TRUE

Our solar system is known as the Milky Way.

FALSE

The vertical rays of the Sun are present at the Arctic Circle during the June solstice.

FALSE

The vertical rays of the Sun migrate between 23.5�N and 23.5�S.

TRUE

The Coriolis effect deflects wind and water currents.

TRUE

One rotation of the Earth approximates 24 hours.

TRUE

The best scientific guess is that there are a few hundred suns in our galaxy.

FALSE

A great circle route is always the shortest distance between two points on the surface of the Earth.

TRUE

The International Date Line is not strictly a line of longitude because it has been constructed to avoid land.

TRUE

The "geosphere" is NOT one of the four environmental spheres.

TRUE

Most of Earth's land surface is classified as "habitable".

TRUE

The planets in our solar system formed from a cold, rotating disk of gas and dust surrounding the Sun.

TRUE

The fact that the Earth is round has been known for more than 2,000 years.

TRUE

Earth's axis is tilted ________ degrees from a line perpendicular to the Plane of the Ecliptic.

23.5

He was first to correctly calculate the circumference of Earth: ________.

Eratosthenes

In the Northern Hemisphere in July, day lengths are progressively ________ as one travels northward.

longer

The ________ points at the star Polaris.

North Pole or Earth's axis

If the axis of the Earth was not tilted, Earth would not experience ________.

seasons

________ is a country which has adopted permanent Daylight Saving Time, with double Daylight Saving Time in the summer.

Russia

The network of intersecting parallels and meridians over the entire Earth is known as the ________ .

geographic grid or graticule

Science understands the solar system to be on the order of ________ billion years old.

4.5 to 5

If you walked along a meridian, in what direction(s) would you be walking?

north or south

If you walked along a parallel, in what direction(s) would you be walking?

east or west

The two major branches of geography are cultural geography and ________ geography.

physical

The ________ is the environmental sphere that encompasses water in all its forms and locations.

hydrosphere

The textbook asserts that human activities have accelerated global change.

TRUE

Global environmental change seems to be all natural.

FALSE