WorksheetsPlanetary Science Test Review 1
Total questions: 44
Worksheet time: 44mins
Which of the following best describes the tilt of the earth when it is summer in the northern hemisphere?
The northern hemisphere is tilted towards the sun.
The northern hemisphere is tilted away from the sun.
The northern hemisphere is neither tilted towards or away from the sun.
The southern hemisphere is tilted towards the sun.
The Earth is a tilted planet. What is the degree of the tilt?
Approximately 25°
23.5°
Exactly 25°
90° with respect to the sun
Which of the following best describes the Earth's tilt during the spring and fall equinoxes?
The earth (northern hemisphere) is tilted away from the sun
The earth (northern hemisphere) is tilted towards the sun
The earth is tilted neither toward or away from the sun (tilt is side to side)
The earth is not tilted during spring and fall
Which of the following best describes solstice?
Either the longest or shortest day of the year for a hemisphere.
December 21 or 22
June 21 or 22
All of the above
What is the shape of the Earth's orbit around the sun?
circular
square or rectangular
elliptical (slightly oval)
variable and changes with the seasons (no particular shape)
What effect does the tilt of the earth have?
When the earth is tilted away from the sun we have night
It causes the earth to be farther away from the sun at different times of the year
When the earth is tilted away from the sun we have day
It changes the angle that the sun strikes the earth in different land areas
How long does it take the Earth to make a full rotation?
24 hours
4 months
365 1/4 days
1 month
What would the seasons be like if the Earth's axis was straight up and down?
Seasons would be the same
There would be no seasons.
Seasons would be more extreme
Why is the equator the warmest?
Because it is closest to the sun
Because no clouds form there
Because it receives the most direct sunlight
Because it is the farthest from the sun
The path Earth follows around the Sun is called ...
Axis
Orbit
Equator
Prime Meridian
What does it take one year for Earth to complete?
tilting its axis north or south
receiving energy from the sun
a revolution around the sun
a rotation around its axis
These are rocky objects that revolve around the sun, but are too small to be considered planets.
meteorite
meteoroid
comet
asteroids
The difference between a meteoroid and a meteorite is that...
a meteoroid hits earth's surface
a meteorite hits earth's surface
a meteoroid is a streak of light when it burns in Earth's atmosphere and a meteorite does not.
a meteorite is a streak of light when it burns in Earth's atmosphere and a meteoroid does not.
When a supergiant (star) dies, the resulting explosion is called a...
a penumbra
a globular cluster
supernova
nebula
A huge group of single stars, star clusters, dust, and gas bound together by gravity is called a...
quasar
globular cluster
universe
galaxy
A light year is ...
The distance from the sun to the earth
The distance from the sun to the outer planets
The distance of the Earth's orbit
The distance that light travels in one year
A blue shift of the light from a star indicates that the star ...
will soon become a giant star
will soon become a main sequence star
is moving away from Earth
is moving closer Earth
The type of light that humans see is called ______ light.
electromagnetic
visible
white
ultraviolet
Why is the Hubble telescope located in space?
So it can be closer to the stars it magnifies
They have very large optical lenses
So its images aren't distorted by Earth's atmosphere
So it can be operated by astronauts
Which of the following has the shortest wavelength and highest energy?
infrared
visible
gamma
radio
A lightyear is a measurement of ...
Time
Distance
Gravity
None of the above
An object whose gravity is so strong that nothing can escape (not even light)
black hole
supernova
neutron star
nebula
Parallax is used to determine a star's ...
Temperature
Distance from earth
composition
brightness
The color of a star depends on its
size
shape
temperature
magnitude
What color of star is the hottest?
Red
Yellow
White
Blue
What color of star is the coolest?
Red
Yellow
White
Blue
Scientists use spectra (the absorption lines in the spectra) from stars to determine...
the temperature of a star
the composition of a star
the star's distance from the earth
the star's movement
What is shown here?
Absorption lines
Emission lines
Pretty space rainbows
spectrum of white light
What is shown here?
Absorption lines
Emission lines
Pretty space rainbows
spectrum of white light
A large cloud of gas and dust, spread out in space
galaxy
supernova
nebula
white dwarf
What do emission lines tell us?
composition of stars
composition of other celestial bodies (like nebulae and planets)
How is it possible that it is nighttime for almost the entire 24 hour day in the winter in Barrow Alaska?
the Earth is flat
it is so cold in Barrow Alaska that it stays dark
the Earth is tilted, so the north pole area is in the shade in the winter
the moon blocks the sun for the winter
The angle at which light from the Sun strikes the surface of Earth...
ray
wave
solar angle
latitude
What is the solar angle in summer compared to the angle in winter?
The angle is lower in the summer than in the winter
The angle is higher in the summer than in the winter
The angles are the same.
Which location is receiving the greatest solar angle?
A
B
C
Which location is receiving the least intense energy concentration (solar radiation)?
A
B
C
A & C
Which season is taking place in the Northern Hemisphere in Position 1?
Summer
Spring
Winter
Fall
If its ____ in the Northern hemisphere, then its summer in the Southern hemisphere.
spring
summer
fall
winter
What are the reasons for the seasons?
Earth's tilt and rotation
Earth's rotation and size
Earth's tilt and resolution
Earth's tilt and revolution
The term equinox means...
equal amount of day light and equal amount of night
Equal amount of winter and summer
The longest day of the year
Equal amounts of coffee for everyone :)
The Earth's _______ is an imaginary line that goes from the North Pole to the South Pole.
equinox
axis
orbit
solar angle
Earth's axis is always tilted towards _____
nothing, the direction changes as it rotates
The sun
the north star
Pluto (all hail pluto)
How long does it take the earth to make a full REVOLUTION?
24 hours
1 month
4 months
365 1/4 days
Which of the following isn't one of the Earth's 4 subsystems?
Biosphere
Atmosphere
Microsphere
Geosphere
Hydrosphere
