Physics, 28.06.2019 21:00 SanaiHardrick
Meghan and rachel each have bowling balls with the same mass. they both roll them as hard as they can and then measure the speed of each ball. meghan rolls her ball exactly half as fast as rachel. how do the forces the two girls applied to their balls differ? a) rachel used half the force that meghan did. b) rachel used twice the force that meghan did. c) meghan used twice the force that rachel did. d) without knowing the mass of the balls, we can not say.
Answers: 1
Physics, 22.06.2019 21:30, CM0
Ateacher gives students four liquids commonly found in the kitchen - vinegar, apple juice, dish detergent, and milk - and ph indicator strips, which measure acidity. the teacher asks the students to put the liquids in order from most acidic to most basic. what type of investigation could the students conduct to determine the correct order for the liquids?
Answers: 3
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