Question 1

How have scientists mapped the surface features of Venus?

Accepted Answer

A)  data received from rovers on the surface 
B)  data received from multiple probes sent to the surface 
C)  observations made from the Hubble Space Telescope 
D)  radar imaging by the Magellan spacecraft 
E)  UV imaging by the Odyssey spacecraft 
A)  data received from rovers on the surface 
B)  data received from multiple probes sent to the surface 
C)  observations made from the Hubble Space Telescope 
D)  radar imaging by the Magellan spacecraft 
E)  UV imaging by the Odyssey spacecraft D

Question 2

Mars has two moons, Phobos and Deimos.

Accepted Answer

A) True 
 B)False  True

Question 3

Almost all geological features on Venus have _______________ names.

Accepted Answer

female,women's,girl's

Question 4

Phobos is so close to Mars that tides are currently making its orbit _______________.

Accepted Answer

shrink,sma

Question 5

Why is Venus's atmosphere hotter than Mercury even though it is farther from the Sun?

Accepted Answer

A)  Venus has a thin atmosphere thus allowing more of Sun's radiation to enter. 
B)  Venus contains water vapor in its atmosphere, which absorbs more heat. 
C)  Venus contains 96 percent CO2 resulting in very hot temperatures. 
D)  Mars contains more CO2 , which has a cooling effect on its atmosphere. 
E)  Mercury has a hotter atmosphere because it is closer to the Sun than Venus. 
A)  Venus has a thin atmosphere thus allowing more of Sun's radiation to enter. 
B)  Venus contains water vapor in its atmosphere, which absorbs more heat. 
C)  Venus contains 96 percent CO2 resulting in very hot temperatures. 
D)  Mars contains more CO2 , which has a cooling effect on its atmosphere. 
E)  Mercury has a hotter atmosphere because it is closer to the Sun than Venus.

Question 6

Which statement best describes Phobos and Deimos?

Accepted Answer

A)  small satellites, irregular in shape and heavily cratered 
B)  large satellites, spherical in shape with smooth surfaces 
C)  small satellites, spherical in shape with smooth surface. 
D)  one large and one small satellite, irregular in shape with lava flows 
E)  large satellites, irregular in shape and heavily cratered 
A)  small satellites, irregular in shape and heavily cratered 
B)  large satellites, spherical in shape with smooth surfaces 
C)  small satellites, spherical in shape with smooth surface. 
D)  one large and one small satellite, irregular in shape with lava flows 
E)  large satellites, irregular in shape and heavily cratered

Question 7

Why are there no small craters on the surface of Venus?

Accepted Answer

A)  The thick atmosphere protects the surface from small meteorites. 
B)  Old surfaces have been subducted by convection currents. 
C)  Venus formed after the heavy bombardment period. 
D)  Weathering and erosion removed all craters. 
E)  Shield volcanoes prevent small craters to remain on exist on the surface. 
A)  The thick atmosphere protects the surface from small meteorites. 
B)  Old surfaces have been subducted by convection currents. 
C)  Venus formed after the heavy bombardment period. 
D)  Weathering and erosion removed all craters. 
E)  Shield volcanoes prevent small craters to remain on exist on the surface.

Question 8

Venus's tectonic processes seem to be vertical rather than horizontal.

Accepted Answer

A) True 
 B)False

Question 9

How did Mars get its two moons?

Accepted Answer

A)  Mars captured asteroids from the asteroid belt. 
B)  Mars suffered a catastrophic meteor impact, breaking a piece off the planet. 
C)  Mars had planetary bodies near it when the solar wind blew out the nebula. 
D)  Mars collided and fused with another planet leaving two remnants behind. 
E)  Mars captured comets from the Kuiper belt. 
A)  Mars captured asteroids from the asteroid belt. 
B)  Mars suffered a catastrophic meteor impact, breaking a piece off the planet. 
C)  Mars had planetary bodies near it when the solar wind blew out the nebula. 
D)  Mars collided and fused with another planet leaving two remnants behind. 
E)  Mars captured comets from the Kuiper belt.

Question 10

Match between columns
                        Premises: has a surface covered with a reddish soil
has a large, dense core
possesses the longest lava flow channel in the Solar System
possesses a relatively "young" crust
is still evolving and geologically active
has an atmosphere with 96 percent CO S1U1B1 2 S1U1B0
has found water ice beneath its surface with robotic missions
possesses largest volcano in the Solar System
displays retrograde rotation
contains surface temperatures ranging from -140 S1U1P1 o S1S1P0 C to 15 S1U1P1 o S1S1P0 C

Accepted Answer

The Answer of Venus and Mars is...

Question 11

How often does Venus rotate on its axis?

Accepted Answer

A)  24 h 
B)  182 Earth days 
C)  243 Earth days 
D)  1 Earth year 
E)  3 Earth years 
A)  24 h 
B)  182 Earth days 
C)  243 Earth days 
D)  1 Earth year 
E)  3 Earth years

Question 12

The two moons of Mars are captured _______________.

Accepted Answer

The answer of The two moons of Mars are captured...

Question 13

How does Venus release its interior heat?

Accepted Answer

A)  Through solar wind 
B)  Through active plate tectonics 
C)  Through large convective currents of hot magma that rise beneath its crust 
D)  Through periodic outgassing of the atmosphere 
E)  Through CO2 outgassing 
A)  Through solar wind 
B)  Through active plate tectonics 
C)  Through large convective currents of hot magma that rise beneath its crust 
D)  Through periodic outgassing of the atmosphere 
E)  Through CO2 outgassing

Question 14

Which two rover missions provided detailed information about the surface of Mars?

Accepted Answer

A)  Phoenix and Odyssey 
B)  Spirit and Opportunity 
C)  Mars Express and Magellan 
D)  Magellan and Terra 
E)  Voyager and Apollo 
A)  Phoenix and Odyssey 
B)  Spirit and Opportunity 
C)  Mars Express and Magellan 
D)  Magellan and Terra 
E)  Voyager and Apollo

Question 15

The crust of Mars is much thinner than the crust of Earth.

Accepted Answer

A) True 
 B)False

Question 16

_______________ is a network of canyons 4000 km long and up to 600 km wide on the surface of Mars.

Accepted Answer

The answer of _______________ is a network of canyons 4000...

Question 17

Which period of Mars's planetary history has been the most uneventful?

Accepted Answer

A)  Mesozoic 
B)  Noachian 
C)  Amazonian 
D)  Jurassic 
E)  Hesperian 
A)  Mesozoic 
B)  Noachian 
C)  Amazonian 
D)  Jurassic 
E)  Hesperian

Question 18

Excess atmospheric _______________ indicates that Venus once had substantial amounts of water on its surface.

Accepted Answer

The answer of Excess atmospheric _______________ indicates that Venus once...

Question 19

Why can't scientists put a rover on Venus like the ones on Mars?

Accepted Answer

Temperatures on the surface of

Question 20

During its formation, Mars cooled quickly because it is a small planet.

Accepted Answer

A) True 
 B)False

How have scientists mapped the surface features of Venus?

Mars has two moons, Phobos and Deimos.

Almost all geological features on Venus have _______________ names.

Phobos is so close to Mars that tides are currently making its orbit _______________.

Why is Venus's atmosphere hotter than Mercury even though it is farther from the Sun?

Which statement best describes Phobos and Deimos?

Why are there no small craters on the surface of Venus?

Venus's tectonic processes seem to be vertical rather than horizontal.

How did Mars get its two moons?

How often does Venus rotate on its axis?

The two moons of Mars are captured _______________.

How does Venus release its interior heat?

Which two rover missions provided detailed information about the surface of Mars?

The crust of Mars is much thinner than the crust of Earth.

_______________ is a network of canyons 4000 km long and up to 600 km wide on the surface of Mars.

Which period of Mars's planetary history has been the most uneventful?

Excess atmospheric _______________ indicates that Venus once had substantial amounts of water on its surface.

Why can't scientists put a rover on Venus like the ones on Mars?

During its formation, Mars cooled quickly because it is a small planet.

Here and Now

A User S Guide to the Sky

Moon Phases and Eclipses

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

Origin of the Solar System and Extrasolar Planets

Earth the Active Planet

The Moon and Mercury: Comparing Airless Worlds

Jupiter and Saturn

Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

Astrobiology: Life on Other Worlds

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Exam 13: Venus and Mars

How have scientists mapped the surface features of Venus?

Mars has two moons, Phobos and Deimos.

Almost all geological features on Venus have _______________ names.

Phobos is so close to Mars that tides are currently making its orbit _______________.

Why is Venus's atmosphere hotter than Mercury even though it is farther from the Sun?

Which statement best describes Phobos and Deimos?

Why are there no small craters on the surface of Venus?

Venus's tectonic processes seem to be vertical rather than horizontal.

How did Mars get its two moons?

How often does Venus rotate on its axis?

The two moons of Mars are captured _______________.

How does Venus release its interior heat?

Which two rover missions provided detailed information about the surface of Mars?

The crust of Mars is much thinner than the crust of Earth.

_______________ is a network of canyons 4000 km long and up to 600 km wide on the surface of Mars.

Which period of Mars's planetary history has been the most uneventful?

Excess atmospheric _______________ indicates that Venus once had substantial amounts of water on its surface.

Why can't scientists put a rover on Venus like the ones on Mars?

During its formation, Mars cooled quickly because it is a small planet.

Here and Now

A User S Guide to the Sky

Moon Phases and Eclipses

Origins of Modern Astronomy

Gravity

Light and Telescopes

Atoms and Spectra

The Sun

Origin of the Solar System and Extrasolar Planets

Earth the Active Planet

The Moon and Mercury: Comparing Airless Worlds

Jupiter and Saturn

Uranus Neptune Pluto and the Kuiper Belt

Meteorites Asteroids and Comets

Astrobiology: Life on Other Worlds

Filters