Unit 3 Exam

Reorder the following

• Planetesimals Form

• Protosun Forms

• Protoplanets Form

• Nebula

• Gasses collapse to spinning disk

Where did Pluto and most of the other dwarf planets come from?

• Asteroid Belt

• Oort Cloud

• Kuiper Belt

• Moons

What are the main reasons for the difference in sizes and composition of the terrestrial and Jovian planets? (choose 3)

• Distance from the sun

• Temperature

• Gravity

• Time of formation

Organize these options into the right categories

Groups:

(a) Terrestrial Planets

,

(b) Jovian Planets

• Saturn

• Mars

• Uranus

• Jupiter

• Mercury

• Neptune

• Venus

• Earth

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

All the Terrestrial Planets' cores are made of...

• Hydrogen & Helium

• Water & Methane

• Ammonia & Water

• Iron & Nickel

Tags

NGSS.MS-PS1-1

All of the Jovian Planets have... (pick 2)

• Rocky/metallic crusts

• Mainly hydrogen and helium atmospheres

• Rings

• Multiple moons

The asteroid belt is between​ ​ (a)   and ​ (b)   ​

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

Tags

NGSS.MS-ESS1-2

This planet has how many moons?

Which planet is known as Earth's twin?

• Mercury

• Venus

• Mars

• Neptune

Why is Mars referred to as the "Red Planet?"

Answer explanation

Iron in the soil creates a rusty color