Unit 6 The Universe Re-Test

Front

What is a Red Giant?

Back

A Red Giant is a late stage in the life cycle of an average-sized star, occurring after it has exhausted its hydrogen fuel and expanded in size.

Front

Why does the sun appear brighter than other stars?

Back

The sun appears brighter than other stars because it is the closest star to Earth.

Front

Where is our solar system located in the Milky Way?

Back

Our solar system is located at the outer edge on the Orion arm of the Milky Way.

Front

What is the final stage of a massive star's life cycle?

Back

The final stage of a massive star's life cycle can be a Black Hole.

Front

What begins the formation of a star?

Back

Star formation begins in a nebula, which is a cloud of gas and dust.

Front

What is a Black Hole?

Back

A Black Hole is a region in space where the gravitational pull is so strong that nothing, not even light, can escape from it.

Front

What is a Neutron Star?

Back

A Neutron Star is the remnant core of a massive star that has exploded in a supernova, composed mostly of neutrons.

Front

What is a White Dwarf?

Back

A White Dwarf is the remnant of a low to medium mass star that has exhausted its nuclear fuel and shed its outer layers.

Front

What is a Nebula?

Back

A Nebula is a giant cloud of dust and gas in space, often the birthplace of stars.

Front

What is a Supergiant?

Back

A Supergiant is a very large star that is much brighter than a giant star, often at the end of its life cycle.