Questions by IntelliJ Amiya

Questions by IntelliJ Amiya

A piano tuner strikes her tuning fork and plays a note on the piano at the same time. She hears 8 beats in 4 seconds. How much should the pitch of the string be changed? A. 8 Hz B. 4 Hz C. 2 Hz D. 0.5

asked Jan 15, 2020

2 answers

2 votes

189k views

What is 585 divided by 17

asked Mar 19, 2019

2 answers

5 votes

120k views

A small hot-air balloon is filled with 1.01×106 l of air (d = 1.20 g/l). as the air in the balloon is heated, it expands to 1.10×106 l. what is the density of the heated air in the balloon?

asked Jan 14, 2019

1 answer

2 votes

252 views

When observations, over time, repeatedly support an assumption, the assumption comes to be known as a principle true or false

asked Jun 11, 2018

1 answer

3 votes

181k views

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