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Earth & Life Sciences > Unit 4: Advancements on the Solar System > Flashcards

Unit 4: Advancements on the Solar System Flashcards

1
Q

Rocky and Earth-like

A

Terrestrial Planets

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2
Q

The region between Mars and Jupiter where most asteroids orbit the sun

A

Asteroid Belt

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3
Q

Gaseous and larger

A

Jovian Planets

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4
Q

An American astronomer who discovered Pluto in 1930

A

Clyde Tombaugh

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5
Q

Its discovery questioned the status of Pluto as a planet

A

Kuiper Belt

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6
Q

An object that has cleared the neighborhood around its orbit

A

Planet

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7
Q

A Kuiper Belt object estimated to be 10% bigger than Pluto

A

Eris

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8
Q

Celestial bodies that have not cleared their orbits due to lack of gravity

A

Dwarf Planets

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9
Q

The fourth planet from the sun

A

Mars

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10
Q

How ancient Chinese astronomers referred to Mars

A

Fire Star

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11
Q

“The red one”; how ancient Egyptians called Mars

A

Her Descher

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12
Q

How Mars gets its red color

A

Iron in soil

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13
Q

Largest canyon system on Mars

A

Valles Marineris

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14
Q

Solar system’s largest volcano

A

Olympus Mons

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15
Q

Smaller, farther satellite

A

Deimos

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16
Q

Slightly larger, closer satellite

A

Phobos

17
Q

First successful mission related to Mars

A

NASA’s Mariner 4 (1965)

18
Q

Discovered freshwater lakes and rivers existed on Mars 3 billion years ago

A

U.S. Mars Curiosity Rover (2012)

19
Q

Sep. 2014 (i)

A

U.S. Maven mission

20
Q

Sep. 2014 (ii)

A

India Mangalyaan orbiter

21
Q

2016

A

Europe Exobiology

22
Q

Mars One Program chose astronauts that will be sent to mars

A

2014

23
Q

First crew will start its travel to Mars, reach it after a year

A

2022

24
Q

There will be a twenty-man colony on Mars

A

2035

25
Q

Italian astronomer who spotted the first object to be discovered in the asteroid belt in 1801

A

Father Giuseppe Piazzi

26
Q

The largest body found in the asteroid belt; closest dwarf planet to the sun

A

Ceres

27
Q

A mission in NASA’s discovery program; launched to research Ceres and Vesta

A

Dawn

28
Q

Dutch astronomer who discovered Titan on March 27, 1655

A

Christiaan Huygens

29
Q

The second largest moon in the solar system

A

Titan

30
Q

The first spacecraft to orbit Saturn

A

Cassini

Earth & Life Sciences (1 decks)

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