What would be an ideal experiment to test how different types of surfaces affect friction?
a)...
What would be an ideal experiment to test how different types of surfaces affect friction?
a)two objects of equal weight placed on two glass surfaces of equal lengths
b)two objects of equal weight placed on two glass surfaces of unequal lengths
c)two objects of equal weights placed on a glass surface and wooden surface
d)two objects of different weights placed on two wooden surfaces of unequal lengths
Answers: 2
Chemistry, 21.06.2019 19:00, qwerty8364
Asyringe contains 56.05 ml of gas at 315.1 k. what volume will that gas occupy if the temperature is increased to 380.5 k? a) 12.41 b) 46.42 c) 67.68 d) 81.74
Answers: 1
Chemistry, 22.06.2019 02:30, caeyanij
When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.
Answers: 3
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