Phsc 102 Study guides, Class notes & Summaries

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...

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...

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 ...

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...

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...

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 (...

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...

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...

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...

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. ...