Planets Review

Place the inner planets in order from CLOSEST to the sun from FARTHEST.

• Mars

• Venus

• Mercury

• Earth

Place the outer planets in order from CLOSEST to the sun from FARTHEST.

• Uranus

• Neptune

• Saturn

• Jupiter

Match the following:

• smaller objects that do not qualify as planets

• Rotate

• outer planets

• Revolve

• planets spinning on their axes

• dwarf planets

• inner planets/rocky surfaces

• gas giants

• planets orbiting the sun

• terrestrial planets

Tags

NGSS.MS-ESS1-2

The ​ (a)   ​ planets have fewer moons because they are ​ (b)   than the gas giants. The ​ (c)   planets all have ​ (d)   because they have ​ (e)   masses than the terrestrial planets.

• inner
• smaller
• outer
• rings
• larger

Tags

NGSS.MS-PS2-4

​ The planets were named for Greek and Roman gods.​ (a)   was named after the messenger god since it orbits the sun so quickly. ​ (b)   was named for the sky-god Zeus, while ​ ​ (c)   was named for the god of the sea. ​ (d)   is named for the god of war because of its red color, while ​ (e)   was named for the goddess of love and beauty.

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

Order the planets from largest to smallest:

• Jupiter

• Neptune

• Mercury

• Venus

Tags

NGSS.MS-ESS1-3

Which planet is called the morning star?

• Mercury

• Mars

• Earth

• Venus

Which planet has the most craters?

• Mercury

• Mars

• Earth

• Venus

Which planet has two moons?

• Mercury

• Mars

• Earth

• Venus

Which planet is compared to Earth's moon?

• Mercury

• Mars

• Earth

• Venus