Physics, 04.05.2021 04:00 Jackpumpkin
a table tennis ball is dropped onto a floor from a height of 4m and it bounces to a height of 3m. if the time of contact with the floor is 0.01s what is the magnitude and direction of the acceleration during contact
Answers: 2
Physics, 21.06.2019 18:40
The intensity, or loudness, of a sound can be measured in decibels (db), according to the equation , where i is the intensity of a given sound and is the threshold of hearing intensity. what is the intensity, in decibels, [i(db)], when ? use a calculator. round to the nearest whole number. 8 9 19 80
Answers: 1
Physics, 22.06.2019 10:30
Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?
Answers: 1
Physics, 22.06.2019 15:30
What is the increase in density of a medium due to wave travel?
Answers: 2
a table tennis ball is dropped onto a floor from a height of 4m and it bounces to a height of 3m. if...
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