Quiz 32

A huge group of single stars, star systems, star clusters, dust, and gas bound together by gravity.

• Galaxy
• Solar System
• Star Cluster
• Galaxy Cluster

The sun, planets, and all the other objects that revolve around the sun.

• Galaxy
• Solar System
• Star Cluster
• Galaxy Cluster

A group of stars held together by gravitational attraction

• Galaxy
• Solar System
• Star Cluster
• Galaxy Cluster

A collection of galaxies held together by their mutual gravitational attraction.

• Galaxy
• Solar System
• Star Cluster
• Galaxy Cluster

The theory that the universe originated in a huge explosion that released all matter and energy.

• The Big Bang Theory
• Cosmic Microwave Background (cbm)
• Gravity
• Orbit

Radiation that is spread out across the universe. This is one of the supporting hypothesis of the Big Bang Theory.

• The Big Bang Theory
• Cosmic Microwave Background (cbm)
• Gravity
• Orbit

A force of attraction between objects that is due to their masses.

• The Big Bang Theory
• Cosmic Microwave Background (cbm)
• Gravity
• Orbit

The path of an object as it revolves around another object in space.

• The Big Bang Theory
• Cosmic Microwave Background (cbm)
• Gravity
• Orbit

A point in a planet's orbit that is farthest from the sun.

• The Big Bang Theory
• Cosmic Microwave Background (cbm)
• Aphelion
• Perihelion

Orbital point nearest the sun

• The Big Bang Theory
• Cosmic Microwave Background (cbm)
• Aphelion
• Perihelion