Phsc 102 Study guides, Class notes & Summaries
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PHSC 102 Exam Questions with Correct Answers
- Exam (elaborations) • 32 pages • 2024
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PHSC 102 Exam Questions with Correct Answers 
 
How long does the sunspot cycle last, on average? 
Select one: 
a. 
about seven years 
b. 
about 76 years 
c. 
about 11 years 
d. 
between 25 and 35 days - Answer-11 years 
 
The vibrations of the Sun reveal information about 
Select one: 
a. 
the magnetic field of the Sun. 
b. 
the production of energy in the Sun. 
c. 
the structure of the atmosphere of the Sun. 
d. 
the interior structure of the Sun. - Answer-interior structure 
 
The most abund...
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PHSC 102 2024 Midterm Exam Questions and Answers All Correct
- Exam (elaborations) • 16 pages • 2024
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PHSC 102 2024 Midterm Exam Questions and Answers All Correct 
 
what are the steps of the scientific method? - Answer-step 1: make an observation, pose a question or problem 
step 2: make a hypothesis 
step 3: experiment- hypothesis must be testable and reproducible 
step 4: conclusion - results - theory 
 
what is the difference of science and pseudoscience? - Answer-For science, the scientific method can be used to test the hypothesis. For pseudoscience, the scientific method can not be used...
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PHSC 102 FINAL EXAM QUESTIONS AND ANSWERS ALL CORRECT
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PHSC 102 FINAL EXAM QUESTIONS AND ANSWERS ALL CORRECT 
Hydrostatic equilibrium in our Sun is the balance between - Answer-gravitation and pressure. 
 
The vibrations of the Sun reveal information about - Answer-the interior structure of the Sun 
 
The most abundant element in the Sun is helium. - Answer-False 
 
What is it about the Sun's corona that astronomers don't understand? - Answer-The corona is much hotter than layers of the Sun that are closer to the solar interior. 
 
A loop of gas ...
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PHSC 102 2024-2025 Exam Questions with Correct Answers New Update
- Exam (elaborations) • 31 pages • 2024
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PHSC Exam Questions with Correct Answers New Update 
 
How long does the sunspot cycle last, on average? 
Select one: 
a. 
about seven years 
b. 
about 76 years 
c. 
about 11 years 
d. 
between 25 and 35 days - Answer -11 years 
 
The vibrations of the Sun reveal information about 
Select one: 
a. 
the magnetic field of the Sun. 
b. 
the production of energy in the Sun. 
c. 
the structure of the atmosphere of the Sun. 
d. 
the interior structure of the Sun. - Answer -interior structure 
 
The m...
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PHSC 102 Midterm Exam Questions and Answers All Correct
- Exam (elaborations) • 8 pages • 2024
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PHSC 102 Midterm Exam Questions and Answers All Correct 
 
A solar eclipse can only happen during a _______ moon. - Answer-c. New 
 
________ is the change in an object's apparent position when viewed from two different locations. - Answer-b. Parallax 
 
That fact that Polaris will not always be the pole star is due to: - Answer-a. precession shifting the celestial pole. 
 
T/F A solar day is four minutes longer than a sidereal day. - Answer-True 
 
The seasons of the Earth result from: - Answ...
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PHSC 102 Exam 2 Questions with Correct Answers
- Exam (elaborations) • 5 pages • 2024
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PHSC 102 Exam 2 Questions with Correct Answers 
mass - Answer-amount of material (stuff) 
 
volume - Answer-amount of space 
 
what is true about comparing 1kg of sand and 1kg of styrofoam? - Answer-the sand and the styrofoam have equal masses but the styrofoam has a greater volume than the sand 
 
what is true about comparing 1 litter of air and 1 litter of water? - Answer-the water has a greater mass than the air but the air and water have equal volume 
 
common units for mass - Answer-gram (...
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PHSC 102 Exam 2 Questions with All Correct Answers
- Exam (elaborations) • 5 pages • 2024
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PHSC 102 Exam 2 Questions with All Correct Answers 
Vector quantities - Answer-Force, impulse, momentum 
 
Unit(s) for work - Answer-Joules (J), (N*m) 
 
What object will have the greatest momentum when moving? - Answer-It depends on speed 
 
A moving object has - Answer-Energy, momentum, velocity, speed 
 
Power output amount if work is done in half the time - Answer-Power output is twice the amount 
 
Unit for power - Answer-Watts 
 
Unit for energy - Answer-Joules (J) 
 
Unit for force - Answ...
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PHSC 102 Final Bushnell MSU 2024 Exam Questions with Correct Answers
- Exam (elaborations) • 10 pages • 2024
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PHSC 102 Final Bushnell MSU 2024 Exam Questions with Correct Answers 
 
How long does the sunspot cycle last, on average? - Answer -about 11 years 
 
The vibrations of the Sun reveal information about - Answer -the interior structure of the sun 
 
True or False? 
The most abundant element in the Sun is helium. - Answer -False 
 
What is it about the Sun's corona that astronomers don't understand? - Answer -The corona is much hotter than layers of the Sun that are closer to the solar interior. ...
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PHSC 102 Test 1 Questions with Correct Answers
- Exam (elaborations) • 5 pages • 2024
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PHSC 102 Test 1 Questions with Correct Answers 
 
 
Is the value of the air pressure the same in all directions or does the value change? - Answer-Same in all directions 
 
Pressure sensor - Answer-Measures the value of the air pressure at the end of the plastic tube 
 
Air pressure - Answer-The strength of the force that air exerts on a surface divided by the area of the surface 
 
Does the strength of the force that air pushes on a surface depend on the orientation of the surface? - Answer-No...
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PHSC 102 Final pt. 2 Questions with Correct Answers
- Exam (elaborations) • 5 pages • 2024
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PHSC 102 Final pt. 2 Questions with Correct Answers 
 
What perception of the Milky Way Galaxy did astronomers have in 1900? - Answer-They believed that the Milky Way was the entire universe 
 
Globular clusters are mainly found - Answer-in the Galactic halo 
 
The period-luminosity relation was discovered in 1908 by - Answer-Henrietta Leavitt 
 
Match the property with structures of the galaxy. - Answer-Galactic bulge - contains the super massive black hole in the center 
Galactic disk - has s...
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