Science Unit 1 Quiz

Which is a type of star system?

• dim stars

• galaxies

• wobbling stars

• globular clusters

What was discovered in 1965 and is believed to be leftover thermal energy from the big bang?

• red shift

• the Eagle Nebula

• the Doppler effect

• background radiation

Tags

NGSS.HS-ESS1-2

Which is one physical property that all stars have?

• They are made of gases.

• They shine very brightly.

• They have a triangle shape.

• They contain iron in their cores.

Which is the final event that occurs when a star is forming?

• The outer layer of the star expands.

• Gravity pulls gas and dust together.

• A black hole forms as the core collapses.

• Nuclear fusion begins under high pressure

Tags

NGSS.HS-ESS1-1

What is the Milky Way?

• a spiral galaxy in which Earth is located

• an elliptical galaxy in which Earth is located

• an irregular galaxy in which Earth is located

• the closest galaxy to the one in which Earth is located

Tags

NGSS.MS-ESS1-2

What is the correct order of star colors from hottest to coolest?

• white, yellow, red, blue

• yellow, orange, white, red

• red, orange, yellow, blue-white

• blue, white, yellow-white, orange

Observable matter makes up about what percentage of the universe?

• 5%

• 10%

• 50%

• 95%

Which type of star will become a black hole when it dies?

• a protostar

• a supergiant

• a white dwarf

• a neutron star

Which term defines a star system with two stars?

• binary star system

• eclipse star system

• open cluster star system

• globular cluster star system

The sudden eruptions of energy from a small area of the Sun’s surface are known as

• solar flares.

• sunspots.

• prominences.

• solar winds.