Chemistry, 03.01.2022 14:00 iiheartshay
Which of the following best explains why a drum makes a sound when hit by a stick?
The drum skin vibrates the air.
The drum skin gets hot and heats the air.
The sticks vibrate when they hit the drum.
The drum absorbs the sound from the air around it.
Answers: 3
Chemistry, 22.06.2019 07:30, superfly903
Plz mark brainliest 30 points 1) find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s. 2) an 8 ball with a mass of .5 kg is sitting at rest. it is hit by the cue ball (1 kg) traveling at 2.5 m/s. if the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) two football players are running toward each other. if the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?
Answers: 1
Chemistry, 23.06.2019 20:00, adalan6986
Assume you inhale in about 6 l of air per minute how much nitrogen do you breathe in one minute
Answers: 1
Which of the following best explains why a drum makes a sound when hit by a stick?
The drum skin v...
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