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Modern/Particle Physics
Modern/Particle Physics
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Review for the Regents Physics Modern Physics Test. #regents #physics #modern #review
Flashcards
30 cards
F
Practice quiz
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Host live
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Questions
30
Answers
1
What are supernovae responsible for?
Microwave background radiation
time
light
heavy elements
2
Which does not belong with the others?
Baryons
Mesons
Hadrons
Leptons
3
An up, up, down baryon is also called a
Neutron
Positron
Proton
Electron
4
Which is not a nucleon?
Proton
Neutron
Electron
5
Are protons and neutrons fundamental particles?
No
Yes
What's fundamental?
Duh!
6
How much energy would be released if an electron and a positron were completely annihilated?
2.73x10^-22 J
8.20x10^-14 J
5.47x10^-22 J
1.64x10^-13 J
7
A neutron is most specifically a
Baryon
Meson
Hadron
Meson
8
Which was the last quark to be found?
Strange
Top
Charm
Bottom
9
What is the mass equivalent (in atomic mass units) to 203MeV?
931u
0.2u
188,993u
???
10
An electron is a(n)
Hadron
Meson
Lepton
Baryon
11
What is the charge of an up antiquark?
-2/3
-1/3
1/3
2/3
12
What is the charge of a charm, strange, bottom baryon?
2
0
1
-1
13
Which is not a type of radioactive decay?
alpha
gamma
beta
x-ray
14
The difference between a proton and an antiproton is
mass
frequency
charge
wavelength
15
Every star will eventually die and become a black hole.
What?
We don't know
False
Ture
16
What is the rest mass of a proton?
6.63x19^-34kg
1.60x10^19kg
9.11x10^-31kg
1.67x10^-27kg
17
How many different quarks are there?
3
2
4
6
18
A proton is most specifically a
Hadron
Lepton
Meson
Baryon
19
For which force are we still looking for its force carrier?
Weak
Strong
Electromagnetic
Gravity
20
Fusion occurs in....
nuclear power plants
stars
sketchy north korean labs
Uranium bombs
21
Baryons must always be in groups of _______ quarks
4
5
6
3
22
The mass of a neutron is equivalent to
2u
4u
1u
3u
23
What is "fusion fuel"?
A bunch of protons ready for fusion
The name of the next big protein drink
Rocket fuel times 10
A uranium bomb
24
What is the largest element a healthy giant star will fuse?
carbon
lithium
iron
helium
25
Which is not a quark?
muon
strange
up
bottom
26
How many fundamental forces are there?
1
2...my biceps!
4
3
27
_________ is when a large nucleus decays into smaller nuclei
Fusion
Radioactive Decay
Fission
Chemistry
28
A up, down, down baryon is also called a
Proton
Neutron
Electron
Positron
29
What force keeps protons and neutrons together?
Gravity
Electromagnetic
Weak
Strong
30
The Regents exam is at _______ on June 25th
Noon
12:00pm
12
12:00
