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Life Cycle of a Star

Total questions: 13

Worksheet time: 10mins

Name
Class
Date
1.

The two forces that balance each other inside a star are

a)

gravitational and thermal expansion

b)

electromagnetic and gravitational

c)

unstoppable and paperclip

d)

cosmic and nuclear fusion

2.

The collection of cosmic dust clouds in which stars emerge from.

a)

Stellar Nebula/Planetary Nebula

b)

Red Giant/Supergiant

c)

Neutron Star

d)

White Dwarf

e)

Black Hole

3.

The death of an average to low mass star results in which of these? (more than one answer is correct)

a)

Stellar Nebula/Planetary Nebula

b)

Red Giant/Supergiant

c)

Neutron Star

d)

White Dwarf

e)

Black Hole

4.

The death of a high mass star can be which of these? (more than one answer is correct)

a)

Stellar Nebula/Planetary Nebula

b)

Red Giant/Supergiant

c)

Neutron Star

d)

White Dwarf

e)

Black Hole

5.

The phase of a star's life when it starts depleting its hydrogen and begins periods of expansion.

a)

Stellar Nebula/Planetary Nebula

b)

Red Giant/Supergiant

c)

Neutron Star

d)

White Dwarf

e)

Black Hole

6.

The result of a massive star's death involving all mass collapsing to a singularity is which of these?

a)

Stellar Nebula/Planetary Nebula

b)

Red Giant/Supergiant

c)

Neutron Star

d)

White Dwarf

e)

Black Hole

7.

The result of a massive star's death involving compression strong enough to collapse atoms until protons and electrons combine to form neutrons.

a)

Stellar Nebula/Planetary Nebula

b)

Red Giant/Supergiant

c)

Neutron Star

d)

White Dwarf

e)

Black Hole

8.

The result of a massive star's death involving a small body of matter spinning at unimaginable speeds which generates extreme magnetic fields.

a)

Stellar Nebula/Planetary Nebula

b)

Red Giant/Supergiant

c)

Neutron Star

d)

White Dwarf

e)

Black Hole

9.

The phase of a star's life involving the burning of elements heavier than hydrogen is which of these?

a)

Stellar Nebula/Planetary Nebula

b)

Red Giant/Supergiant

c)

Neutron Star

d)

White Dwarf

e)

Black Hole

10.

The phase of a massive star's life which ends after iron is created in its core.

a)

Main Sequence Star

b)

Red Giant/Supergiant

c)

Supernova

d)

White Dwarf

11.

The stage of a star's life in which hydrogen fusion is the most common energy source.

a)

Main Sequence Star

b)

Red Giant/Supergiant

c)

Supernova

d)

White Dwarf

12.

Since stars only create elements up to iron via fusion, when are the heavier elements found in the universe created?

a)

During supernova

b)

When two main sequence stars merge

c)

When a star enters the main sequence

d)

During the early formation of a protostar at 15 million ºC

13.

The temperature of a star determines its...

a)

Color

b)

Distance from Earth

c)

Happiness :)

d)

Shape