Formation of Elements in Stars and Supernovae

What is the role of supernovae in the creation of elements?

• They destroy elements

• They create lighter elements

• They synthesize heavier elements

• They have no role.

Tags

NGSS.HS-ESS1-3

What is the interstellar medium (ISM)?

• The space between planets

• The matter that fills the space between stars

• The core of a star

• The surface of a planet.

How often do supernova explosions occur in our Galaxy?

• Every year

• A few times a century

• Every decade

• Every millennium

Tags

NGSS.HS-ESS1-3

Which element is vital for our ability to breathe?

• Hydrogen

• Helium

• Nitrogen

• Oxygen

Tags

NGSS.HS-LS1-7

What enriches the interstellar medium with heavier elements?

• Solar wind

• Supernovae

• Comets

• Asteroids

Tags

NGSS.HS-ESS1-3

What is the significance of supernovae in the chemical evolution of the Universe?

• They have no significance

• They play a minor role

• They play a very important role

• They hinder evolution.

Tags

NGSS.HS-ESS1-3

What happens to stars that end their lives in supernova explosions?

• They become black holes

• They disappear completely

• They create massive stars

• They synthesize heavier elements.

Tags

NGSS.HS-ESS1-3

What is the main source of elements heavier than iron?

• The Sun

• Supernovae

• Comets

• Asteroids

What is the role of nitrogen in the atmosphere?

• It is not present

• It enriches the soil

• It is vital for breathing

• It is used for photosynthesis.

What is the main means by which the ISM becomes enriched with heavier elements?

• Solar wind

• Supernovae

• Comets

• Asteroids

Tags

NGSS.HS-ESS1-3