Jeopardy

1
Jeopardy 18.1, 18.2
Universe
Galaxies
Milky Way
Stars
The Sun
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2
The explosive event that formed the universe and
everything in it.

• What is the Big Bang?

3
Evidence suggests that the universe is currently
doing this

• What is expanding?

4
Stretching of light waves towards one end of the
spectrum as a result of objects moving away from
us.

• What is red shift?

5
The first atoms to be formed after the Big Bang.

• What is hydrogen?

6
Leftover microwaves from the formation of the
universe which support the theory that the
universe is expanding.

• What is background radiation?

7
Groups of stars held together by gravity

• What are galaxies?

8
The galaxy of which we are a part.

• What is the Milky Way?

9
Galaxies can be spiral in shape. They can also be
either of these shapes.

• What is elliptical or irregular?

10
Groups of galaxies held together by gravity.

• What are clusters?

11
Unit of length used to measure distance between
stars in a galaxy.

• What is a light year?

12
The shape of the Milky Way galaxy.

• What is spiral?

13
Our location within our galaxy.

• What is the outer edge?

14
Elliptical galaxies often appear reddish due to
an abundance of these.

• What are older stars?

15
In addition to stars and planets the Milky Way
contains dust and particles know as this.

• What is interstellar matter?

16
A pattern of stars as seen from the earth.

• What is a constellation?

17
Stars are held together by these forces.

• What are gravitational forces?

18
Stars release energy in this form.

• What is light?

19
These generate new elements and large amounts of
energy in the core of stars.

• What are nuclear fusion reactions?

20
Supergiant stars turn into these.

• What are supernovas?

21
Factors that determine the apparent brightness of
a star.

• What are size, distance and temperature?

22
Our sun is this type of star in terms of size.

• What is average?

23
In the core of the sun, hydrogen atoms combine to
form these.

• What are helium atoms?

24
The types of reactions that occur in the core of
stars.

• What are nuclear fusion reactions?

25
The reason the sun appears so large and bright in
our sky.

• What is its distance from Earth?

26
The reason the sun is yellow in color.

• What is its average/medium temperature?

27

• Daily Double