Unit 6 Stars Test Review

Front

How many stars are in our Solar System?

Back

One (the Sun)

Front

Which stars live the longest?

Back

Low Mass Stars

Front

Put the stars in order from coolest to hottest.

Back

Red, Orange, Yellow, White, Blue

Front

How do low mass stars die?

Back

They cool slowly as red dwarfs.

Front

What happens to stars as we move to the left on the Hertzsprung-Russell diagram?

Back

Stars get hotter.

Front

What is a star?

Back

A massive, luminous sphere of plasma held together by gravity.

Front

What is the life cycle of a low mass star?

Back

Nebula -> Main Sequence -> Red Giant -> White Dwarf.

Front

What is a supernova?

Back

A powerful and luminous explosion of a star.

Front

What is a black hole?

Back

A region of space where gravity is so strong that nothing can escape from it.

Front

What is the difference between high mass and low mass stars?

Back

High mass stars have shorter lifespans and end in supernovae, while low mass stars live longer and end as white dwarfs.