Spring Copy of Quiz - Stars

A ____________ is a cloud of dust and gas in space.

• galaxy
• solar system
• star
• nebula

The term for small, irregularly shaped bodies:

• planet
• nebula
• planetesimal
• star

The formation of the solar system from a huge cloud of dust and gases is called the:

• protoplanet theory
• nebular theory
• planetesimal theory
• solar theory

Which bodies in the solar system orbit between Mars and Jupiter?

• comets (icy objects)
• stars
• asteroids
• meteorites

These planets are made of mostly rock and solid materials.

• inner planets
• outer planets

These planets are made of mostly gas and icy materials.

• inner planets
• outer planets

The outer planets contain a large percentage of the gasses ________ and _________.

• nitrogen and argon
• hydrogen and helium
• oxygen and nitrogen
• hydrogen and oxygen

Choose the letter that represents main sequence stars.

• A
• B
• D
• E

Suppose star F is plotted on the H-R diagram directly to the left of star C. Which statement is true for star F?

• it is hotter than C
• it is colder than C
• it is brighter than C
• it is dimmer than C

Suppose star F is plotted on the H-R diagram directly above star C. Which statement is true about star F?

• it is hotter than C
• it is colder than C
• it is brighter than C
• it is dimmer than C