Quiz on Interstellar Medium

What percentage of the ISM is made up of hydrogen?

• 50%

• 70%

• 28%

• 99%

Tags

NGSS.HS-ESS1-2

What scientific method is used to identify the chemical composition of the interstellar medium?

• Microscopy

• Radiography

• Spectroscopy

• Chromatography

Tags

NGSS.HS-ESS1-2

What is the primary role of molecular clouds in the ISM?

• To reflect light

• To form stars

• To absorb sound

• To create black holes

What elements are interstellar dust particles primarily made of?

• Dead skin cells

• Water and oxygen

• Carbon, iron, and ice

• Nitrogen and sulfur

How can we detect the presence of the ISM?

• By feeling the air

• By observing dust in the light

• By listening to sound waves

• By measuring temperature

Tags

NGSS.HS-PS4-3

What is the key to knowing the ISM is actually there?

• Temperature measurement

• Sound analysis

• Spectroscopy

• Visual observation

Tags

NGSS.HS-ESS1-2

NGSS.HS-PS4-4

What misconception about space between stars is mentioned?

• It is filled with water

• It is completely empty

• It is full of light

• It is made of solid matter

What is the ISM's role in the universe?

• To create black holes

• To serve as a birthplace for stars

• To destroy galaxies

• To absorb all light

What is the ISM often incorrectly thought to be?

• A solid mass

• Completely empty

• Full of water

• A source of light

What is interstellar extinction?

• The brightening of light from a star

• The dimming of light due to the interstellar medium

• The increase in star temperature

• The expansion of a star