Inner Planets

Inner Planets

What are their characteristics?

Inner Planets

Made Of: Rock, known as Terrestrial Planets

Size: Smaller

Location: Closer to the Sun

Multiple Choice

The inner planets are made of

• gases

• flames

• light

• rock

Multiple Choice

The inner planets are the largest in the solar system.

• True

• False

Mercury

Order From Sun: 1st

Number of Moons: 0

Temperature: Coldest -290 F, Warmest 800 F

Atmosphere: None - No wind, water, air or weather

Mercury: Interesting Facts

Named for the Roman god of commerce, travel and thievery because it moves so quickly around the sun

Multiple Choice

Which planet is closest to the sun?

• Mercury

• Venus

• Earth

• Mars

Multiple Choice

Why is Mercury named after the Roman god of commerce, travel and thievery?

• it moves so slow

• it stole a moon from Venus

• it's orbit it so large

• it moves so fast

Venus

Order from Sun: 2nd

Number of Moons: 0

Temperature: Hottest Planet 860F

Atmosphere: Mostly carbon dioxide, thick - traps heat

Venus: Interesting Facts

-Named after Roman goddess of love and beauty

-Brightest object in the sky besides sun and moon

-"Morning Star" (at sunrise it is seen in the east, at sunset it is seen in the west)

-Most Volcanoes

-Called Earth's sister planet

Multiple Choice

Venus is the hottest planet in our solar system.

• True

• False

Multiple Select

Click all that are true about Venus.

• has 2 moons

• has the most volcanoes

• called Earth's sister planet

• atmosphere is thin and traps no heat

Earth

Order from Sun: 3rd

Number of Moons: 1

Temperature: Mild, Coldest -114F, Warmest 116F

Atmosphere: Only planet with water on its surface, gases that surround the planet support life

Earth: Interesting Facts

-Old English & German name for soil

-Only planet known to support life

-Earthquakes, volcanoes and mountains form because of plate tectonics that make up the surface

-Largest of the inner planets

Multiple Choice

Earth is the only planet in our solar system known to support

• gravity

• moons

• life

• gas

Multiple Select

Click all that are true about Earth.

• the largest of the inner planets

• has 3 moons

• only planet with water on its surface

• plate tectonics cause earthquakes, volcanoes and mountains on its surface

Mars

Order from Sun: 4th

Number of Moons: 2

Temperature: Winter NIghts -184F, Summer Days 77F

Atmosphere: Mostly carbon dioxide, thin - doesn't trap in heat, violent dust storms

Mars: Interesting Facts

-Named after the Roman god of war

-Red Planet - covered in iron oxide (rust)

-Massive volcanoes - Mount Olympus Mons largest in our solar system

Multiple Choice

Mars has violent

• dust storms

• hurricanes

• tornadoes

• glaciers

Multiple Select

Click all that are true about Mars.

• has 2 moons

• explored with rovers

• called the "blue planet" because of all the water on its surface

• has the largest volcano in our solar system