Uncharged particles in an atom are called ________.
A. neutrinos
B. protons
C. positrons
D. electrons
E. neutrons
Answer: E
Physics & Space Science
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Is it feasible to construct an air-filled parallel-plate capacitor that has its two plates separated by 0.10 mm and has a capacitance of 1.0 F? Why or why not?
Physics & Space Science
The Sun rotates with its equator inclined _____ to Earth's orbit
A) 7.2° B) 14° C) 21.4° D) 28°
Physics & Space Science
If the Sun's rotation carries two sunspots around the side out of sight, you might see them again in about
A. two weeks. B. a month. C. six months. D. twelve hours.
Physics & Space Science
Kepler's discovery that T2 /r3 = K applies
A) to orbits where K is a universal constant. B) only to circular orbits. C) to lunar motion provided K is the same for planetary motion. D) to elliptical orbits where r is the average distance.
Physics & Space Science