Phsc exam questions Study guides, Class notes & Summaries

PHSC 1033 Final Exam BRCC Questions and Answers All Correct Which of the following Group 1A elements has the largest atom? Li Rb Na K - Answer-Rb What is the preferred name for Mg3N2? - Answer-Magnesium nitride Which group is the nearest neighbor to the noble gases in the periodic table? - Answer-Halogens Which of the following is a symbol for an alkaline earth metal? Li Na Au Mg - Answer-Mg Which science deals with the composition, structure, properties, and reaction...

PHSC 106 - Exam Answers Questions and answers

PHSC 121 FINAL EXAM QUESTIONS AND ANSWERS GRADED A+ Which ancient culture/country not only kept detailed astronomical records, but also seems to have recorded the story of creation and early man in its very language? - Answer-China Which of these reasons describes why astronomy has been practiced throughout history? - Answer-to understand major world events, to understand weather/climate What is the universe? - Answer-Everything physical that existed Given the size of the univers...

PHSC 1033 Exam 3 Pretest Questions with Correct Answers Compounds that have the same molecular formula but different structural formulas are called structural, or constitutional, A) isomers. B) derivatives. C) congeners. D) isotopes. E) progeners. - Answer-A) isomers. Organic chemistry studies chemical compounds that contain at least one atom of A) nitrogen. B) oxygen. C) carbon. D) hydrogen. E) silicon. - Answer-C) Carbon Which atoms normally have 3 covalent bonds to it? A)...

PHSC 121 Liberty University Exam 3 Questions with All Correct Answers We have seasons because - Answer-the earth's axis of rotation is tilted 23.5 degrees relative to the ecliptic Which of the following is true of the vernal equinox - Answer-the Sun is now crossing the equator into the northern hemisphere and the northern hemisphere begins to face toward the Sun For someone standing on the Tropic of Cancer, the sun will appear at the observer's zenith ___________ each year and at the...

PHSC 121 Homeworks (1-4) 1st Exam Questions All Correctly Answered Astronomy is the study of ___________________. a. the Solar System b. galaxies c. the entire universe d. the planets of the Solar System - Answer -c. the entire universe Which of the following is not a step in the scientific method? a. evaluate science opinion b. refine hypothesis, develop theory c. evaluate data d. draw new conclusions from experimental data and observations - Answer -a. evaluate science opinio...

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 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 (...