Stars Flashcards
(12 cards)
1
Q
A blue star means u has a…… Temperature
A
high
2
Q
A red star means it has a…….. Temperature
A
Low
3
Q
It is a massive balls of gasses and plasma
A
Star
4
Q
What is element does a star have
A
Hydrogen and helium
5
Q
If a star is bigger than the sun it is called
A
Hypergiant, supergiant, giant stars
6
Q
If a star is smaller than the sun it is called
A
Dwarf stars
7
Q
Plotted stars luminosity against their color
A
Egnar hertzsprung
8
Q
Plotted stars luminosity against spectral types
A
Henry Norris russel
9
Q
How many stars are in the milky way?
A
100 billion
10
Q
How many stars are visible to the unaided eye
A
3,000
11
Q
How many stars can be seen in the telescope
A
100,000
12
Q
How many constellation are recognized?
A
88
