Astronomy Chapter 4, Sec 3 & 4 Vocab Flashcard Review

Front

A galaxy with a central bulge and spiral arms.

Back

spiral galaxy

Front

An object with gravity so strong that nothing can escape, not even light.

Back

black hole

Front

Brilliant explosion of a dying supergiant star.

Back

supernova

Front

Galaxy shaped like a round or flattened ball, containing mostly old stars.

Back

elliptical galaxy

Front

Blue-white hot core of a star after outer layers drift away.

Back

white dwarf

Front

Contracting gas and dust cloud with mass to form a star.

Back

protostar

Front

A star system with two stars.

Back

binary star

Front

Galaxy without a regular shape.

Back

Irregular galaxy.

Front

A binary star system where one star blocks the light from another.

Back

eclipsing binary

Front

Dense remains of a high-mass star post-supernova.

Back

neutron star