WorksheetsThe Life Cycle of Stars: Ch 8 L 1
Total questions: 10
Worksheet time: 3hrs 30mins
Name
Class
Date
1.
A star enters its first stage of its life cycle as...
a)
Gas.
b)
A ball of gas and dust.
c)
Dust.
d)
Air.
2.
Which of the following can NOT be used to classify stars?
a)
Size
b)
Mass
c)
Brightness
d)
Shape
3.
Some types of stars include main-sequence stars, giants, supergiants, and...
a)
White-dwarf stars.
b)
Blue-dwarf stars.
c)
Purple-dwarf stars.
d)
Black-dwarf stars.
4.
The second and longest stage of a star life cycle is known as the...
a)
red giant
b)
white dwarf
c)
main sequence
d)
hr diagram
5.
After the second stage, the star can enter the third stage and become a...
a)
white giant
b)
blue giant
c)
white dwarf
d)
red giant
6.
A ___ is a star that expands and cools once it uses all of its hydrogen.
a)
white dwarf
b)
red giant
c)
neutron star
d)
black hole
7.
Supergiants are at least ____ times bigger than the sun.
a)
10
b)
100
c)
1,000
d)
10,000
8.
In the final stages of a star's life cycle, a star that has the same mass as the sun or smaller can be classified as a...
a)
red giant
b)
supernova
c)
neutron star
d)
white dwarf
9.
Which stage do stars spend most of their lifetime?
a)
first stage
b)
third stage
c)
main sequence
d)
final stage
10.
True or False: Massive stars have LONG lives.
a)
False
b)
True
100 %
