Composition of the Universe

Which celestial body is know for its intense pull of gravity?

• nebula
• black hole
• Super Giant
• A Galaxy

The Milky Way galaxy is described as a disk of stars orbiting a central point on the disk. Which of these best explains why people on Earth cannot see the entire shape of the Milky Way?

• Earth is a part of this galaxy
• Many more stars exist outside the galaxy
• The stars in the center of the galaxy are extremely small.
• The center of the galaxy consists of a dense cluster of stars.

The universe has may different components.  Which list places four components of the universe in the most likely order from smallest to largest.

• Planets, Stars, Galaxies, Nebulae
• Nebulae, Stars, Planets, Galaxies
• Galaxies, Stars, Planets, Nebulae
• Planets, Stars, Nebulae, Galaxies

Tags

NGSS.MS-ESS1-3

The Milky Way galaxy is described as a disk of stars orbiting a central point on the disk. Which of these best explains why people on Earth cannot see the entire shape of the Milky Way?

• Earth is a part of this galaxy
• Many more stars exist outside the galaxy
• The stars in the center of the galaxy are extremely small.
• The center of the galaxy consists of a dense cluster of stars.

What type of galaxy is this?

• Spiral
• Elliptical
• Irregular 
• Irrational

A system of stars, gas, dust, and dark matter bound together by gravity is called ---

• an asteroid
• a nebula
• a galaxy
• a moon

Tags

NGSS.MS-ESS1-2

Stars are made up mostly of which two elements?

• Hydrogen and Helium
• Mercury and Strontium
• Iron and Potassium
• Krypton and Bismuth

Tags

NGSS.HS-ESS1-3

The stars and all the other matter in a galaxy are held together by which of the following?

• Dark Matter
• Inertia
• gravity
• magnetism

Tags

NGSS.HS-PS2-4

Galaxies are classified by their shapes into all of the following types except

• spiral galaxy
• irregular galaxy
• oblong galaxy
• elliptical galaxy

Which of the following is an accurate description of the relationship between components of the universe?

• Stars always contain galaxies
• Galaxies contain many stars
• Stars contain several nebulae
• Nebulae contain many galaxies