Understanding Mass in Space

What is the average mass of a human in kilograms?

• 700 kg

• 6000 kg

• 70 kg

• 30 kg

How many Earth masses is Mercury approximately?

• 0.815

• 0.055

• 0.107

• 1

Which planet is used as a standard mass for gas giants?

• Jupiter

• Saturn

• Mars

• Earth

What is the mass of Jupiter in Jupiter masses?

• 0.3 MJ

• 0.046 MJ

• 0.054 MJ

• 1 MJ

How many Earth masses are equivalent to one solar mass?

• 10,000

• 1,000,000

• 1047

• 333,000

What is the mass of the Sun in kilograms?

• 4.867 x 10^24 kg

• 2 x 10^30 kg

• 5.97 x 10^24 kg

• 1.898 x 10^27 kg

What is the estimated mass of the star RMC136a1?

• 215 M⊙

• 50 M⊙

• 100 M⊙

• 500 M⊙

What happens to a star with a mass greater than 8 times that of the Sun?

• It becomes a black hole

• It forms a planetary nebula

• It results in a supernova

• It turns into a white dwarf

What is the minimum mass required for a star to ignite nuclear fusion?

• 1 solar mass

• 8 solar masses

• 0.5 solar masses

• 0.06 solar masses

What is left behind after a supernova explosion?

• A black hole

• A white dwarf

• A planetary nebula

• A supernova remnant like the Crab Nebula