Mid-Term Review - Astronomy

What is at the middle of a Geocentric system?

• Sun

• Neptune

• Earth

• The Universe

What is the name of this model?

• Heliocentric Model

• Kepler Model

• Galileo Model

• Geocentric Model

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

What is Kepler's 1st law?

• The planets orbit in an ellipse

• The planets move faster when they are closer to the sun and slower when they are further from the sun

• The farther a planet is from the sun the slower the orbit

  (P² = a³)

What is the eccentricity of a perfect circle?

• 1

• 0.5

• 100

• 0

What TWO factors affect the gravitational pull of an object?

• weight

• mass

• distance

• eccentricity

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-2

An astronomical unit is the distance from the __________ to ______________.

• Earth; moon

• Earth; Sun

• Earth; Jupiter

• Earth; Pluto

Tags

NGSS.MS-ESS1-2

Which of the planets has the shortest orbital period?

• Earth

• Venus

• Mercury

• Mars

Most of the sun’s energy is a result of (a)  

• nuclear fusion
• nuclear fission
• atomic reactions
• coronal mass ejection

Tags

NGSS.HS-ESS1-1

Energy is created in the core when two _____________ atoms join together to form a ______________ atom.

• helium, hydrogen

• carbon, hydrogen

• nitrogen, helium

• hydrogen, helium

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

What is the sun mostly made up of

• Helium
• Core
• Carbon
• Hydrogen