Characteristics of Stars & Formation of Stars

What do we call the large celestial body that is made of gas and emits light?

• Dark Energy

• Star

• Big Bang

• Planet

Tags

NGSS.HS-ESS1-1

What do scientists study to determine the composition and temperature of stars?

• The star's light/color

• The star's size

• The star's shape

• The star's infrared energy

Tags

NGSS.HS-ESS1-2

NGSS.HS-PS4-1

Which of the following are the two elements found in all stars in large quantities?

• Hydrogen & Helium

• Carbon & Oxygen

• Nitrogen & Argon

• Iron & Calcium

Tags

NGSS.HS-ESS1-1

The hottest stars are...

• red.

• yellow.

• blue.

• purple.

The coolest stars are...

• red.

• yellow.

• blue.

• purple.

The motion that stars appear to have across our sky is called...

• apparent motion.

• actual motion.

• absolute motion.

• relative motion.

If a star's spectrum is red-shifted, that means the star is...

• moving toward us.

• moving parallel to us.

• moving away from us.

• not moving at all.

Tags

NGSS.HS-ESS1-2

The distance light travels in one year is called a...

• light-minute.

• light-year.

• parallax.

• equinox.

If we lined all the stars in our galaxy up at a standard distance away from Earth and measured their brightness, we'd be measuring the stars'...

• apparent magnitude.

• absolute magnitude.

• relative magnitude.

• casual magnitude.

The H-R diagram plots stars based on luminosity and...

• surface temperature.

• diameter.

• radius.

• life stage.