Astronomy Unit Test Review

How long does it take for the earth to rotate on its axis?

• 1 year

• 1 month

• 24 hours

• 365 hours

Tags

NGSS.MS-ESS2-6

Which model is the currently accepted model of our solar system?

• Model A: Heliocentric

• Model B: Geocentric

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-1

What theory attempts to explain how our universe first began?

• Heliocentric vs. Geocentric Theories

• The Plate Tectonics Theory

• The Atomic Theory

• The Big Bang Theory

Where in the Milky Way Galaxy is our solar system found?

• In the center of the spiral

• In the Orion arm of the spiral

• In the Perseus arm of the spiral

• None of the above

Which diagram shows the correct relationship between these four regions?

• 
• 
• 
• 

How long does it take for the earth to revolve around the sun?

• One month

• One year

• One day

• 24 hours

Tags

NGSS.MS-ESS1-1

What would most likely happen to the motion of the planets in our solar system if the force of gravity was suddenly removed?

• The planets would continue orbiting the sun.

• The planets would move in a straight line away from the sun.

• The planets would crash into one big pile.

• The planets would slow down.

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

What shape is a comet's orbit?

• circular

• elliptical

• spiral

• rectangular

What are the forces that cause our planets to revolve around the sun?

• friction and gravity

• gravity and inertia

• heat and inertia

• friction and electromagnetism

Tags

NGSS.MS-PS2-4

NGSS.MS-ESS1-2

Which of the following statements describes a comet's tail?

• it points toward the sun

• it is made of fire and smoke

• it points away from the sun

• it is invisible