Terrestrial Planets Review

Mercury's scarps (steep cliffs) are thought to have formed during what process?

• The formation of its abnormally large core

• They're the remains of ancient craters left by asteroid impacts

• It's a result of Mercury being the smallest planet in our solar system

• It's a result of Mercury shrinking as it cooled during formation

Tags

NGSS.MS-ESS2-2

Which of the following planets has a year that's shorter than its day?

• Mercury

• Venus

• Earth

• Mars

Which of the following planets has no detectable atmosphere?

• Mercury

• Venus

• Earth

• Mars

Mercury's core takes up approximately how much of its interior?

• 1/4

• 1/2

• 3/4

• 4/4

Tags

NGSS.HS-ESS2-3

Which of the following planets is the brightest as seen from Earth?

• Mercury

• Venus

• The Moon

• Mars

The point in a planets orbit when it is farthest from the Sun is called

• aphelion

• perihelion

• dohelion

• omnihelion

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

Why does the surface of Mars appear red from Earth?

• Because it's named after the Roman god of war

• Because of its 24 degree tilt

• Because of its highly elliptical orbit

• Because its surface is abundant in iron oxides

Mars' polar ice caps are mostly made of what?

• Water

• Nitrogen

• Carbon dioxide

• Oxygen

What is the only planet in our solar system that rotates on its axis clockwise?

• Mercury

• Venus

• Earth

• Mars

Venus is brightest at which phase?

• Full

• Half

• Gibbous

• Crescent

Tags

NGSS.MS-ESS1-1