The Universe

This is a large collection of stars, gas, and dust that is held together by gravity.

• Galaxy
• Spiral Arms
• Earth
• Star

Tags

NGSS.MS-ESS1-2

Our sun is a ____________ star?

• Dwarf
• Supergiant
• Giant
• Medium

Which of the following is the most accurate description of the relationship between componenets of the universe?

• A star contain a few galaxies
• Solar systems contain many galaxies
• Galaxies contain many stars
•  Stars contain several solar systems

What is the explosion of a star called?

• A Catastrophe

• A Black Hole

• A Supernova

• A Grand Explosion

Tags

NGSS.HS-ESS1-3

How old is the Universe?

• 13.7 million years old

• 4.6 Billion years old

• 13.7 Billion years old

• 4.6 Gazillion years old

Tags

NGSS.HS-ESS1-2

What are stars mainly made of?

• Dust particles
• Hot Liquid
• Hot Gas
• Rock

Analyze this HR Diagram. Which group of stars is considered to have lower than average luminosity as well as a higher than average temperature?

• Giants
• Main Sequence
• White Dwarfs
• Super Giants

Tags

NGSS.HS-ESS1-3

A cloud of gas and dust in space is called?

• A Galaxy

• A Cloud

• A Nebula

• A planet

Which of the following best describes a galaxy? A galaxy is –

• the ending of the life cycle of all super massive stars in the universe.
• a massive system of stars, gas, dust, and dark matter bound together by gravity.
• a visible body of liquid or frozen crystal droplets suspended above a planetary surface.
• the visible path of a meteoroid as it enters Earth’s atmosphere.

Tags

NGSS.MS-ESS1-2

What are the three shapes galaxies take?

• spiral, circular, elliptical
• elliptical, irregular, pancake shaped
• spiral, elliptical, irregular
• irregular spiral, flat