HR Diagram

Front

Put the stars in order from coolest to hottest.

Back

Red, Orange, Yellow, White, Blue

Front

The color of a star depends on its __________.

Back

temperature

Front

When hydrogen is 'fused' together on the Sun, what new element is created?

Back

Helium

Front

Red stars are the _____________.

Back

coolest

Front

The brightness of a star as seen from earth is called __________.

Back

Apparent magnitude

Front

What is the hottest type of star?

Back

Blue

Front

What is the coolest type of star?

Back

Red

Front

What process powers the Sun?

Back

Nuclear fusion

Front

What is the term for the actual brightness of a star?

Back

Absolute magnitude

Front

What color are the hottest stars?

Back

Blue