Phsc 102 test 1 - Study guides, Class notes & Summaries
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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 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 Midterm Test with A Grade Solutions
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PHSC 102 Midterm Test with A Grade Solutions 
 
Astronomy - Answer-the study of the universe. 
 
Universe - Answer-totality of all space, time, matter, and energy 
 
Our Sun - Answer-More than 100 times larger than Earth 
the closest star to earth 
Radius - 6.96 x 10⁵ km 
Distance from Earth to Sun: 1 AU (astronomical unit - 1.5 x 10⁸ km - 93 million miles) 
 
how large is our solar system? - Answer-100,000 light-years across. 
 
Light year - Answer-the distance light travels in one year (63...
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