Universe Review '24

Which of the following is the largest?

• Star

• Solar System

• Galaxy

• Planet

A light year is a measure of...

• Speed

• Distance

• Displacement

• Energy

Why do we use light years to measure distances in the universe?

• The unit sounds cool

• Nobody wants to use obnoxiously large numbers like 1,000,000,000,000,000,000,000,000,00,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000 meters

• We flipped a coin and this is what we ended up with

• We needed to way to accurately describe the distance from your couch to your bed when you're tired and don't feel like moving but know that you need to go upstairs and brush your teeth and get in bed because it's already 10PM and you have school tomorrow

Our sun was formed about 5 billion years ago in

• a nebula

• the Big Bang

• a supernova

• a white dwarf

Tags

NGSS.HS-ESS1-1

What type of star is our Sun today?

• Red Giant

• White Dwarf

• Protostar

• Main Sequence

Tags

NGSS.HS-ESS1-1

A star's ___ determines if it will be a white dwarf, neutron star, or black hole.

• Weight

• Volume

• Mass

• Heat

Tags

NGSS.HS-ESS1-3

What is the primary fuel source of Main Sequence Stars?

• helium

• iron

• hydrogen

• uranium

Tags

NGSS.HS-ESS1-1

How do astronomers study distant stars?

• they travel to the stars

• they send robots to the stars

• they collect data with telescopes

• They ask ChatGPT

Tags

NGSS.HS-PS4-3

When an average mass main sequence star like our Sun runs out of hydrogen, it becomes a...

• neutron star

• black hole

• red giant

• supergiant

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

When a supergiant creates iron, the star collapses and explodes. This explosion is called a...

• supernova

• white dwarf

• black hole

• nuclear fusion

Tags

NGSS.HS-ESS1-3