PHSC 121

ASTR Ch5_6 Correctly Answered Questions 2024. According to Aristotle, which of the following would be an example of violent motion? - CORRECT ANSWER a person pushing a car along the street Galileo found that - CORRECT ANSWER heavy and light objects fall at the same rate. Newton concluded that some force had to act on the moon because - CORRECT ANSWER a force is needed to pull the moon away from straight-line motion. The radius of Earth is 6378 km. The force of gravity on a 1 kg bal...

Astro Midterm Prep Exam Questions & Answers 2024. According to Aristotle, if earth and water were displaced then they would return naturally to their proper place. Today, what do we call this Aristotelian natural motion? - CORRECT ANSWER Today, natural motion of Aristotle's time is known as the motion produced by the force of gravity Today, what do we call the Aristotelian violent motion? - CORRECT ANSWER Today, the violent motion of Aristotle's time is known as the motion produced whe...

Chapter 5 Final Exam Practice Questions 2024. What is the difference between mass and weight? - CORRECT ANSWER Mass is a measure of the amount of matter in something and weight is the force exerted by the gravity on an object What is the difference between speed and velocity? - CORRECT ANSWER Speed is the distance traveled by and object and velocity is the distance traveled by an object per unit in time in a particular direction

PHSC 121 STUDY GUIDE 2024. Why are most of the constellations that were invented in modern times composed of faint stars or located in the southern sky? - CORRECT ANSWER Faint stars or stars in the southern sky were not visible to early astronomers observing from northern latitudes How does the Greek letter designation of a star give you clues both to its location and its apparent brightness? - CORRECT ANSWER The brightest star in a constellation is usually designated as Alpha, the secon...

PHSC 121 HW 8 Review Practice Test 2024. A black hole is - CORRECT ANSWER b. a region in space where mass produces a gravity field so intense that neither matter nor light itself can escape Black hols are thought to be caused by - CORRECT ANSWER a. collapsing stars b. concentrated mass at the center of galaxies Black holes are theorized to be - CORRECT ANSWER b. at the center of galaxies c. at the center of quasars A quasar is - CORRECT ANSWER c. a large remote energy source whic...

Chapter 5 and 6 Quiz 3 PHSC 210 LIBERTY UNIVERSITY 2024 LATEST UPDATE. A rope or spring propagating an "S" shaped wave after shaking it is representative of what type of earthquake wave? - CORRECT ANSWER secondary wave Tight folding in sedimentary rocks - CORRECT ANSWER must have occurred before lithification Choose the false statement regarding the events of the eruption of Mount St. Helens - CORRECT ANSWER lava flows blocked the flow of the Toutle River Uniformitarianism can b...

PHSC 211 Midterm Review (Answers for Quizzes 1-7) Graded A+ 2024. All the following properties of minerals are used for identification except ____________. - CORRECT ANSWER Melting Point Quartz can scratch all of the following except ____________. - CORRECT ANSWER Topaz A naturally occurring inorganic substance with a definite chemical composition is a ____________. - CORRECT ANSWER Mineral Having 3 planes of cleavage is an identifying property of which mineral(s)? - CORRECT ANSWER...

PHSC 121 Homework (5-7) 2nd Exam With Complete Solutions 2024. We see the same side of the Moon always because ______________ . a. the Moon reflects sunlight to the Earth only from one direction because the Moon's angle toward the Earth and Sun never changes b. the Moon rotates with the same period (about 4 weeks) as its period of revolution around the Earth c. the Moon faces the Sun with one side only and that is what we see d. the Moon does not rotate e. the Earth always faces th...

PHSC EXAM 2 CORRECTLY ANSWERED 2024. Which planet has the highest average surface temp and why? - CORRECT ANSWER Venus, b/c it has a dense carbon dioxide atmosphere Where are most of the asteroids found? - CORRECT ANSWER Kuiper Belt Which planet has a ring system? - CORRECT ANSWER All of the above (Jupiter, Saturn, Uranus, Neptune) Which of the following observations indicates that conditions on Mars may have been suitable for life in the past? - CORRECT ANSWER Mars has what appear...

PHSC 121 STUDY GUIDE TEST 2024. Babylon - CORRECT ANSWER Which culture/country seems to get far less credit than it deserves in terms of ancient science and technology? 5000 years - CORRECT ANSWER How long ago was astronomy first practiced? Everything physical that exists - CORRECT ANSWER What is the universe? 1x10^8 - CORRECT ANSWER How do you write million in scientific notation? D - CORRECT ANSWER The ISS is: A. A manned space mission to do science B. A satellite that has ...