Answers: 3
SAT, 27.06.2019 07:00
28. the new systematic nomenclature was so ( that many chemists preferred to ( the older trivial names that were at least shorter. at least, that is the ostensible reason. actually, tradition seems to carry more weight than ( with some scientists.
Answers: 1
SAT, 30.06.2019 06:00
Ateacher attaches a ball to a meter long string and whirls it around in a horizontal circle at constant speed. the teacher explains that the string is what makes the ball go in a circle. why is the string necessary? a) the string is needed to apply a torque to the ball. b) the string is needed to push on the ball to get it up to speed. c) circle motion requires an inertia which is provided by the string. d) circle motion requires a force to give it a centripetal acceleratio
Answers: 3
SAT, 01.07.2019 15:30
Because of the risk of a can exploding, all aerosol cans should be punctured with a sharp object before disposing of them. true or false? the true
Answers: 1
The sun converts 4 × 109 kg of mass to energy every second. How many years would it take the sun to...
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