The pale-green, gaseous element named ______________ was used as a poisonous gas in World War I
Fill in the blank(s) with correct word
chlorine
Physics & Space Science
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During its formation, Mars cooled quickly because it is a small planet
a. True b. False Indicate whether the statement is true or false
Physics & Space Science
Newton showed that Kepler's laws are
A) natural consequences of the law of universal gravitation. B) seriously in error. C) actually only three of seven distinct laws of planetary motion. D) the key to proving that Earth orbits our Sun.
Physics & Space Science
Which one of the following numbers is equivalent to the number 0.0001776?
A) 1.776 × 10-4 B) 17.76 × 10-3 C) 1776 × 10-5 D) 177.6 × 10-7
Physics & Space Science
Science later greatly advanced when Galileo favored
A) philosophical discussions over experiment. B) experiment over philosophical discussions. C) nonmathematical thinking. D) none of the above
Physics & Space Science