Astronomy Unit 4

Thickest atmosphere including CO2 and destructive acids, like sulfuric acid

• Mercury

• Venus

• Earth

• Mars

Storms on Neptune are ____ times stronger than the storms on Earth.

• 3

• 6

• 9

• 12

Answer explanation

Satellite, Voyager 2, captured these strong storms on Neptune. 2x stronger than Jupiter's storms and 9x stronger than Earth's storms.

A TV show (and there is a cool song) called "Third Rock from the Sun", is about aliens living in other celestial bodies. Based on the title, what celestial object is the show about?

• Earth

• Venus

• Mars

• Mercury

Answer explanation

"Welcome to Earth, 3rd rock from the sun"

Which planet has the hottest surface temperature?

• Earth

• Mars

• Venus

• Mercury

Answer explanation

Venus is so hot it stays around 867 degrees Fahrenheit!! The surface is hot enough to melt lead!

The 4 planets closest to the sun are called....

• Galilean Planets

• Terrestrial Planets

• Sidereal Planets

• Abyssal Planets

Answer explanation

"Mercury, Venus, Earth, and Mars. The first four planets to reach the stars" are called terrestrial planets.

This planet was named after the Roman god of war and violence

• Earth

• Venus

• Mars

• Mercury

Answer explanation

In Roman Mythology his name is Mars, but in Greek Mythology his name is Ares

On Venus, when comparing the equator to the poles:

• The poles are hotter than the equator

• The poles are colder than the equator

• The temperatures are opposite, but flip each season

• The temperatures are mostly constant in both locations

Answer explanation

Venus stays so hot all the time, that there are no seasons. Even the poles are hot!

Viewers from space say Earth looks like a:

• brown light

• blue marble

• grey cloud

• brown sphere

Answer explanation

"Blue Marble" photo taken by Apollo 17 on the way to the moon

How many satellites orbit Earth today?

• 8

• 80

• 800

• 8000

Answer explanation

8000 orbiting Earth today!! This isn't even all the satellites we have launched to orbit Earth!

What force is responsible for the orbit of satellites?

• energy

• gravity

• friction

• magnetism

Answer explanation

Gravity is force that attracts things toward it, and it is affected by mass and distance.