Stars

Question 1

The name of our galaxy?

Answer 1

Milky Way

Question 2

The offical shape of our galaxy?

Answer 2

Pinwheel

Question 3

How many stars are in our galaxy?

Answer 3

400 billion

Question 4

A big cloud of dust and gas?

Answer 4

Nebula

Question 5

The beginning ingredient for everything?

Answer 5

Hydrogen

Question 6

The result of a cloud of dust and gas being squeezed and compressed?

Answer 6

Heat

Question 7

What shape do you get as a result?

Answer 7

Disk

Question 8

The scientific name for a baby star?

Answer 8

Protostar

Question 9

How can you tell it’s a baby star?

Answer 9

It glows

Question 10

How hot is a baby star?

Answer 10

2 million

Question 11

What is the scientific name for an adult star?

Answer 11

Main sequence star

Question 12

How old is our sun

Answer 12

5 billion

Question 13

How old is the earth

Answer 13

4.5 billion

Question 14

What temperature must it reach?
(Main sequence)

Answer 14

18 million

Question 15

What physical characteristic is going on? (Main sequence star)

Answer 15

Now using fusion

Question 16

Why is it important our star is stable?

Answer 16

Can sustain life

Question 17

Which stars are the biggest?

Answer 17

Blue

Question 18

Which type of stars are the smallest?

Answer 18

Red

Question 19

Which stars live the longest

Answer 19

Red

Question 20

Which stars are the hottest?

Answer 20

Blue

Question 21

Why do we see so few red stars?

Answer 21

Dimmer

Question 22

How old is the universe?

Answer 22

13.7 billion

Question 23

How long is the life expectancy for our sun?

Answer 23

10 billion

Question 24

What is the expected life span for the biggest blue stars?

Answer 24

1 million yrs

Question 25

What is the expected life span for the smallest red stars?

Answer 25

10 trillion yrs

Question 26

About what size are the smallest red stars compared to our sun?

Answer 26

10%

Question 27

How big are blue stars compared to our earth?

Answer 27

150x

Question 28

Which are the hottest stars?

Answer 28

Blue

Question 29

When a star stops collapsing it’s called a what?

Answer 29

White dwarf

Question 30

What stops the collapse of a star?

Answer 30

Electrons

Question 31

What is the size of a white dwarf

Answer 31

Earth

Question 32

How dense is it? (White Dwarf)

Answer 32

1 teaspoon weighs a car

Question 33

After the star has fused the helium what will happen to it?

Answer 33

Make heavier things

Question 34

What element will start to cause problems?

Answer 34

Iron

Question 35

What problem does this element cause?

Answer 35

Makes the star collapse

Question 36

A star exploding is scientifically called?

Answer 36

Supernova

Question 37

What will stop a star from collapsing?

Answer 37

Neutrons

Question 38

Where did they come from? (Neutrons in a star)

Answer 38

Squeezing electrons w/protons

Question 39

How dense is a neutron star?

Answer 39

1 teaspoon weighs Omaha

Question 40

Sometimes I can see the stars sometimes I can’t, this is called?

Answer 40

Polesar

Question 41

What causes this? (Polesar)

Answer 41

North and South Poles