Astronomy - Solar System

According to their orbits, planets fall into ______ classes

• five
• four
• three
• two

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Organize these options into the right categories

Groups:

(a) Inner planets (are Earth-like)

,

(b) Outer planets (are Jupiter-like)

• 4000 to 5600 kg/m3

• Earth
• low densities

• relatively small

• composed primarily of hydrogen and helium without a solid surface

• Mars
• have iron cores

• Uranus
• large diameter

• high densities

• composed primarily of rocky materials with solid surfaces

• 700 to 1700 kg/m3

• Mercury

• Saturn
• high mass

• Jupiter
• low mass

• Venus

Tags

NGSS.MS-ESS1-3

The four inner planets are _______ planets

• rocky
• terrestrial
• icy
• gaseous

The four inner planets are​ (a)   with​ Earth being the largest. They also have​ (b)   with Earth being the heaviest. They also have​ (c)   (4000 to 5600 kg/m3) with ​ (d)   cores, composed primarily of rocky materials with ​ (e)   surfaces.

• relatively small
• low mass
• high densities
• iron
• solid
• medium size
• high mass
• low densities
• metal
• liquid

Tags

NGSS.MS-PS1-1

The four gas giants outer planets are called

• Inner planets
• Terrestrial planets
• Gas giants
• Dwarf planets
• Jovian planets

The four gas giant outer planets have ​ (a)   diameter, with​ (b)   and ​ (c)   (700 to 1700 kg/m3). They are composed primarily of ​ (d)   and​ (e)   without a solid surface. Jupiter is the largest and most massive.

• large
• high mass
• low average densities
• hydrogen
• helium
• small
• low mass
• high average densities
• oxygen
• carbon

Tags

NGSS.MS-PS1-1

All planets have satellites (moons) except _______ and ___________

• Neptune and Uranus
• Mercury and Venus
• Jupiter and Saturn
• Earth and Mars

More than ​ (a)   satellites are known.​ (b)   has more than​ (c)   satellites.

• 130
• Jupiter
• 60
• 100
• Saturn
• Earth
• 50

Tags

NGSS.MS-ESS1-3

The ​ (a)   large satellites that are considered almost as big as Earth are the:

four moons of ​Jupiter (Io, Europa, Ganymede, and Callisto);

Saturn's moon Titan;

Earth's Moon; and

Neptune's moon Triton;

with ​ (b)   and ​ (c)   , the largest of these, even being larger than the planet Mercury.

• seven
• Ganymede
• Titan
• moon
• five
• eight
• Io
• Callisto

Tags

NGSS.MS-ESS1-3

Organize these options into the right categories for these INNER PLANETS

Groups:

(a) MERCURY

,

(b) VENUS

,

(c) MARS

• closest to the Sun

• has signs of past water flow but now very limited

• 4th planet from the Sun

• 2nd closest to the Sun

• closets in size to Earth

• cold, lifeless desert

• smallest

• 1 Venus day is LONGER THAN 1 Venus year

• C -68 degrees to -200 degrees

• temperature can drop to -195 degrees Fahrenheit

• has no moons

• has ruse (iron oxide) in the soil

• known as the Red Planet

• sometimes called Earth's twin

• hottest planet due to its thick atmosphere

• some ice remains at poles

• has two small moons, Phobos and Deimos

• 1 year = 88 earth days

• slowest rotation

• has the largest volcano in the solar system, Olympus Mons