Astronomy -Final Exam Review

Front

What is the life cycle of our Sun?

Back

Main Sequence -> Red Giant -> White Dwarf -> Black Dwarf

Front

What type of galaxy is formed by collisions?

Back

Peculiar Galaxy

Front

What concept does a Balloon Lander project demonstrate?

Back

Thrust

Front

How many galaxies are there in the universe?

Back

Billions

Front

What forces maintain the equilibrium of a star?

Back

Gravity and Thermal Expansion

Front

What is a Main Sequence star?

Back

A star that is in the stable phase of hydrogen burning in its core.

Front

What is a Red Giant?

Back

A late stage in the life cycle of a star where it expands and cools after exhausting hydrogen in its core.

Front

What is a White Dwarf?

Back

A small, dense star that is the remnant of a low to medium mass star after it has shed its outer layers.

Front

What is a Black Dwarf?

Back

A theoretical stellar remnant that occurs when a white dwarf has cooled sufficiently.

Front

What is a Spiral Galaxy?

Back

A type of galaxy characterized by its spiral arms and a central bulge.