Introduction to Astronomy

Which graph best shows the general relationship between a planet's distance from the Sun and the Sun's gravitational attraction to the planet?

• 
• 
• 
• 

Tags

NGSS.MS-ESS1-2

Which star is cooler and less luminous than the Sun?

• Proxima Centauri

• Pollux

• Rigel

• 40 Eridani B

In which type of model are the Sun, other stars, and the Moon in orbit around the Earth?

• concentric model

• tetrahedral model

• concentric model

• geocentric model

Tags

NGSS.MS-ESS1-1

Which planet has vast amounts of liquid water at its surface?

• Venus

• Mars

• Earth

• Jupiter

Tags

NGSS.MS-ESS2-4

Which planet's orbit is most nearly circular?

• Earth

• Venus

• Neptune

• Pluto

Which star is hotter, but less luminous, than Polaris?

• Deneb

• Aldebaran

• Sirius

• Pollux

Which graph best represents the relationship between the density and the volume of these mineral samples?

• 
• 
• 
• 

The asteroid belt is located 500,000,000 km from the Sun. Between which 2 planets would it be located?

• Mars and Jupiter

• Mercury and Venus

• Earth and Mars

• Saturn and Uranus

Tags

NGSS.MS-ESS1-3

Which statement describes the general relationship between the temperature and the luminosity of main sequence stars?

• As temperature decreases, luminosity increases.

• As temperature decreases, luminosity remains the same.

• As temperature increases, luminosity increases.

• As temperature increases, luminosity remains the same.

Planets that are closest to the Sun are identified as

• low-density jovian

• low-density terrestrial

• high-density jovian

• high-density terrestrial