
Nucleosynthesis - Connection
Presentation
•
Science
•
9th Grade
•
Medium
+17
Standards-aligned
Kristy Griffith
Used 7+ times
FREE Resource
7 Slides • 22 Questions
1
2
3
Multiple Choice
Which force allows for high pressure and temperatures inside the sun?
Gravity
Pulling Force
Magnetic Force
Electromagnetic
4
Multiple Choice
What forces must balance for a star to form and maintain electrostatic equilibrium?
The outward force of dark matter and inward force of dark energy
Space and matter
Negatively charged electrons and positively charged protons
Inward force of gravity and outward force of nuclear fusion
5
Multiple Choice
Where does fusion occur naturally?
Underwater
All around us
In the radioactive waste
In the core of stars, like our sun
6
Multiple Choice
Which atoms combine together during fusion reaction in a star like our sun?
Helium and Hydrogen atoms
Hydrogen atoms
Hydrogen and Lithium atoms
Hydrogen and Carbon atoms
7
Multiple Choice
Stars have loads of proton - proton chain reactions happening in its core. What charge do protons have?
neutral - no charge
positive
negative
neutrino
8
Multiple Choice
Two atomic nuclei in MOST situations would
Attract each other
Repel each other
Randomly fuse together
9
Multiple Choice
Produce more massive materials from the collision of less massive materials & Release energy
10
Match
Match the following fusion reaction diagrams and explanations.
Proton-Proton chain reaction of H to He
Hydrogen fuses to create deuterium
Heium-3 fusion to create Helium-4
Helium-4 fuses to create Carbon-12
Deuterium fuses to create Helium-3
Proton-Proton chain reaction of H to He
Hydrogen fuses to create deuterium
Heium-3 fusion to create Helium-4
Helium-4 fuses to create Carbon-12
Deuterium fuses to create Helium-3
11
12
13
14
15
Multiple Choice
Why does helium sink to the middle of the core?
Helium has more mass
Helium has less mass
It doesn't
16
Multiple Choice
__________________ is the process in which two or more smaller nuclei combine to create a larger, more stable nuclei.
Nuclear Decay
Nuclear Fission
Nuclear Fusion
None of the above
17
Multiple Choice
During nuclear fusion in the sun, energy is released in the form of ____.
Light and Heat
Sound and Light
Heat and Sound
Light and Electricity
18
Multiple Choice
Why does nuclear fusion require high pressures and temperatures?
To provide enough energy to split the nucleus.
The two nuclei are both negatively charged and repel each other.
To lower the cost.
To overcome the electromagnetic repulsion of the nuclei.
19
Multiple Choice
In nuclear fusion, less massive atoms are forced together to create more massive atoms. Does this process release, absorb or maintain energy?
20
Multiple Choice
The process of forming elements is known as
generation
nucleosynthesis
genesis
synthesis
21
Dropdown
"Stellar Nucleosynthesis" describes the
22
Multiple Choice
Where does nuclear fusion occur in the sun?
Surface
Corona
Core
Convective zone
23
Multiple Choice
24
Multiple Choice
Light elements such as hydrogen and helium are formed through the process of __________ nucleosynthesis.
big bang
stellar
fusion
supernova
25
Multiple Choice
The process in which elements are formed at the center of a star.
big bang nucleosynthesis
nuclear fusion
stellar nucleosynthesis
supernova nucleosynthesis
26
Match
Match the following
core of a supergiant star
core of a main sequence star
core of a giant star
core of a supergiant star
core of a main sequence star
core of a giant star
27
Multiple Choice
28
29
Multiple Choice
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