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Earth Science Chapter 4 Flashcards | StudBud
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Earth Science Chapter 4
Earth Science Chapter 4
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1
Which of the following statements is false?
Earth moves around the sun in a circular path.
Earth's axis is slightly tilted.
Earth turns on its axis.
Earth moves around the sun in a single plane.
2
Which of the following is not a direct result of Earth's rotation?
seasons
length of day
direction of sunrise
Coriolis effect
3
Which of the following is not thought to have been a source of heat when Earth first formed?
bombardment by meteorites
compression by overlying materials
decay of radioactive isotopes
collisions with stars
4
Approximately what percent of Earth's surface is covered with water?
10%
70%
50%
30%
5
Earth's greatest speed of rotation occurs at the
Arctic Circle
equator
North Pole
Tropic of Cancer
6
The approximate location of the International Date Line is the
equator
90th meridian
180th meridian
prime meridian
7
Scientists think our solar system formed
by the break-up of a large mass of solid material
out of a great gas cloud of collapsing gas and dust
during the collision of stars
when the sun captured planets from other stars
8
Earth is closest to the sun on or about
July 2
January 2
September 2
April 2
9
Which statement best explains why an object weighs less at the equator than at the poles?
Earth's moon is not a constant distance away.
Earth's orbit is not a perfect circle.
Earth's magnetic field is not constant.
Earth's shape is not a perfect sphere.
10
A Foucault pendulum provides evidence of Earth's
rotation
axial tilt
parallax
revolution
11
Two locations separated by 1 degree of longitude differ in solar time by about
4 minutes
15 minutes
60 minutes
1 minute
12
Earth's rate of revolution is very close to
360 degrees per day
15 degrees per day
1 degree day
24 degrees per day
13
Which of the following best describes Earth's shape?
slightly flattened at poles and bulging at equator
slightly bulging at the equator and the poles
slightly flattened at equator and slightly bulging at poles
slightly flattened at equator and poles
14
The number of worldwide standard time zones is
15
30
24
12
15
Which of the following is not a cause of Earth's seasons?
tilt of Earth's axis
All of the above
revolution of Earth around the sun
Earth's distance from the sun
16
What is the approximate temperature of Earth's inner core?
6000K
40,000K
2000K
510K
17
Which of the following provides evidence that Earth moves around the sun?
parallax of nearby stars
location of Polaris
Coriolis effect on the winds
direction of sunrise
18
Earth's imperfect shape is primarily a result of
its weight
the tidal pull of the moon
its spinning motion
magnetism
19
Earth's original surface is thought to have been
covered by green slime
entirely underwater
hidden by thick clouds
cratered like the moon
20
Travelers crossing the International Date Line change their
clock by one hour
calendar by 1 day
calendar by 1 week
clock by 12 hours
