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Creation of the Elements

Total questions: 20

Worksheet time: 9mins

Name
Class
Date
1.

When helium is made it usually has 2 protons and ___ neutrons

a)

2

b)

4

c)

6

d)

1

2.

How many neutrons are in lithium?

a)
1
b)
2
c)
3
d)
4
3.
The first elements were formed in what is known as _________________.
a)
Big Bang Nucleosynthesis
b)
Stellar Nucleosynthesis
c)
Supernova Nucleosynthesis
d)
Genonucleosynthesis
4.

The two elements formed in Big Bang Nucleosynthesis where __________________.

a)

hydrogen and carbon

b)

hydrogen and helium

c)

hydrogen and oxygen

d)

helium and censium

5.
________ nucleosynthesis happens in the center of stars and is where the elements helium through iron (Fe) are formed. 
a)
Big Bang
b)
Stellar
c)
Supernova
d)
Superdupernova
6.
Stellar nucleosynthesis stops at the element of iron because there are _________ in their nuclei.
a)
not enough protons
b)
not enough electrons
c)
not enough protrons
d)
not enough neutrons
7.
All elements bigger than iron on the periodic table are formed in _________________.
a)
Big Bang Nucleosynthesis
b)
Stellar Nucleosynthesis
c)
Supernova Nucleosynthesis
d)
Genonucleosynthesis
8.

A star will spend ______ of it's life turning hydrogen into helium.

a)

100%

b)

20%

c)

90%

d)

50%

9.

How do elements like gold, copper, and lead end up on earth?

a)

they flow through sunshine to the earth

b)

as the earth gets close to a red giant, its gravity pulls these elements to the ground

c)

supernovae send these elements into the interstellar matter and they end up on earth from there

d)

these elements are made on earth by volcanic action

10.

What do stars produce?

a)

Heat and light only.

b)

Heat, light, and energy only.

c)

Heat, Light energy, and natural elements.

d)

Light only.

11.

Gravity is.....

a)

like Thanos......inevitable

b)

responsible for the extreme temperatures and pressure in stars

c)

not important to the process of nuclear fusion

d)

not the way our solar system stays together

12.

The element Oxygen makes up 65% of you...how was it created?

a)

in the big bang

b)

in the stars

c)

in supernova

d)

synthesized by humans in labs

13.

The element hydrogen makes up 10% of you... how was it created?

a)

in the big bang

b)

in the stars

c)

in supernova

d)

synthesized by humans in labs

14.

The element gold has been used by civilizations for centuries, where was it created?

a)

big bang

b)

stars

c)

supernova

d)

human made in labs

15.

Carbon makes up 18% of our bodies. What combination of elements in a star can make carbon?

a)

H + H

b)

He + He + He

c)

O + He

d)

H + He + N

16.

Potash is mined in San Juan County. It is a mineral made of mostly potassium - K (number 19 on the table). What is a possible nuclear fusion creation in stars used to create it?

a)

He-2 + He- 2 + C-6

b)

C-6 + N-7 + Na-11

c)

H-1 + Ne-10

d)

C-6 + N-7 + C-6

17.

Hydrogen is the most abundant element in the universe. Which element below is the least abundant? (because only supernovas create it!)

a)

Uranium

b)

Carbon

c)

Iron

d)

Lithium

18.

How many neutrons are in Carbon - #6 on the periodic table with a mass of 12.0001amu.

a)

4

b)

6

c)

8

d)

12

19.

Uranium has a mass of 238 for most atoms. It has ____protons and ____neutrons.

a)

92, 145

b)

90, 148

c)

92, 140

d)

92, 238

20.

Which of the following would be considered a HEAVY element when compared with the others?

a)

Helium

b)

Hydrogen

c)

Copper

d)

Carbon