Space pre-assessment

What is the first stage of a Star's life cycle?

• Nebula

• Supernova

• Red Giant

• Blackhole

What graphical tool/ diagram is used to classify stars?

• Luminosity Graph

• Galaxy Classification

• Hertzsprung-Russell Diagram

• The Star-Russell Diagram

What is the collection of billions of stars held together by gravity. Hint: Milky Way

• Universe

• Solar system

• Nebulae

• Galaxy

What are the two main characteristics used to classify stars?

• Temperature and Color

• Color and Size

• Size and Temperature

• Luminosity and Temperature

The source of the Sun's Heat and light energy is ____.

• Combustion gas

• Fusion of Hydrogen Nuclei

• Gravitational pressure

• Burning of fossil fuels

What is the relationship or correlation between the luminosity and temperature of main sequence stars?

• As temperature decreases, luminosity increases.

• As temperature increases, luminosity remains the same

• As temperature increases, luminosity increases

• As temperature decreases, luminosity remains the same.

Which of the following is ordered correctly from smallest to largest?

• Galaxy, Planet, Universe, Star

• Star, Galaxy, Planet, Universe

• Planet, Galaxy, Star, Universe

• Planet, Star, Galaxy, Universe

As galaxies move away from our galaxy a shift on the electromagnetic spectrum is notices. This phenomena is called ____.

• redshift

• blueshift

The Big Bang Theory explains the formation of the >>>>>>>>

• Earth

• Sun

• Universe

• Solar System

What were the original two elements in our universe?

• hydrogen and helium
• helium and lithium
• carbon and oxygen
• oxygen and nitrogen