Universe Test Review

Front

What type of galaxy is characterized by an irregular shape?

Back

Irregular galaxy.

Front

What is a dead star that no longer gives off light or heat called?

Back

Black Dwarf.

Front

What is a huge cloud of gas and dust in space held together by gravity?

Back

Nebula.

Front

List the colors of stars from coolest to hottest.

Back

Red, red-orange, yellow, white, blue.

Front

True or False: The brightness, temperature, and color of stars can be very different even if they look very similar from Earth.

Back

True.

Front

What is the term for a star that has exhausted its nuclear fuel and collapsed?

Back

White Dwarf.

Front

What is the name of the region in space where the gravitational pull is so strong that nothing, not even light, can escape?

Back

Black Hole.

Front

What is the process called when a star explodes at the end of its life cycle?

Back

Supernova.

Front

What type of galaxy is shaped like a flat disk with a central bulge?

Back

Spiral galaxy.

Front

What is the term for the distance light travels in one year?

Back

Light year.