Star Life Cycles

The only force acting on the nebulae is:

• thermal expansion

• singularities

• gravity

• microscopic adhesion

Tags

NGSS.HS-PS2-4

What is the first stage of a low mass stars life cycle like our Sun?

• Red giant

• Blue giant

• Main Sequence

• White dwarf

Tags

NGSS.HS-ESS1-1

What does nuclear fusion produce?

• Helium and energy

• Hydrogen and energy

• Protons and energy

• Carbon dioxide and energy

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

What is the last stage of middle mass stars (about 10-20 times the mass of our Sun)?

• Red giant

• Black hole

• Main sequence

• Neutron star

What is the last stage of a high mass star (30-40 times the mass of our Sun)?

• Main sequence

• Red giant

• Black hole

• Neutron star

A yellow star with a low temperature is probably in which stage of its life?

• The very beginning formation of a star

• The main sequence

• The end of its life

• A supernova

That statement describes what part of a star's life?

• A star in the main sequence

• A star forming for the first time

• A star turning into a red giant

• A supernova

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

What is the reaction that takes place in the Sun's core?

• Chemical combustion of hydrogen into helium

• Disintegration of hydrogen into helium

• Nuclear fusion of hydrogen into helium

• Chemical combustion of hydrogen into water

Tags

NGSS.HS-ESS1-1

A star is made of 86% helium and 10% hydrogen. Make an inference for what stage of life the star is in.

• The very beginning formation of the star

• The main sequence

• Close to the end of the star's life

Tags

NGSS.HS-ESS1-3

As temperature increases, luminosity __________.

• increases

• decreases

• stays the same