Chemistry, 28.07.2019 16:00, ghari112345
Which best describes when a sonic boom occurs? a. when an object travels below the speed of sound b. when an object travels at or above the speed of sound c. when an object travels at the speed of sound d. when an object travels above the speed of sound
Answers: 2
Chemistry, 22.06.2019 21:00, agarcia24101993
What is the chemical formula for the compound formed between sodium and flour one
Answers: 1
Chemistry, 23.06.2019 15:30, Knownothing
Ms. sullivan's class is designing a miniature roller coaster. after first setting it up, they find that it didn't have enough speed to go through the loop de loop. instead of taking out the loop, they decide to increase the height of the first hill the coaster goes down, and this adds the speed needed to make it through the loop. what would be a drawback to this plan in real life? a) no one likes loop de loops. b) there is no downside to this plan. c) a higher hill means a scarier ride. d) a higher hill takes more time and material to build.
Answers: 1
Which best describes when a sonic boom occurs? a. when an object travels below the speed of sound...
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