More cards in this set

Card 6

Front

For Cepheid variable stars, the period of their variations in brightness and their luminosity are...?

Back

Preview of the front of card 6

Card 7

Front

The equation relating the apparent magnitude (m) of a star and it's absolute magnitude (M) is...?

Back

Preview of the front of card 7

Card 8

Front

If Polaris has an apparent magnitude of 1.99 and Betelgeuse 0.41, how much brighter is Betelgeuse than Polaris?

Back

Preview of the front of card 8

Card 9

Front

The formation of a proto-star involves...?

Back

Preview of the front of card 9

Card 10

Front

The formation of a pre-main sequence star from a proto-star involves...?

Back

Preview of the front of card 10

Card 11

Front

The formation of a main sequence star from a pre-main sequence star involves...?

Back

Preview of the front of card 11

Card 12

Front

The formation of a red giant star from a main sequence star involves...?

Back

Preview of the front of card 12

Card 13

Front

The largest nuclei in a star which can theoretically undergo fusion to produce energy during the main sequence is...?

Back

Preview of the front of card 13

Card 14

Front

Small stars do not have the necessary temperatures or pressures to fuse...?

Back

Preview of the front of card 14

Card 15

Front

The Pauli exclusion principle prevents small cooling stars from contracting past the core of carbon. The Pauli exclusion principle states that...?

Back

Preview of the front of card 15
View more cards