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The velocity of sound on a particular day outside is 331 meters/second. What is the frequency of a tone if it has a wavelength of 0.6 meters?
answered
Jul 14, 2018
Physics
high-school
4
votes
129k
views
The one thing that the scientist changes or manipulates to see how it affects something else is called the a.Dependent variableb.Independent variablec.Control d.Hypothesis
answered
Apr 18, 2018
Biology
middle-school
2
votes
8.6k
views
DeAnna has 4 quarters, 3 dimes, and 3 nickels in her purse. She reaches into her purse and randomly grabs two coins, one at a time. What is the probability DeAnna will first grab a quarter and then, without
answered
Apr 14, 2018
Mathematics
high-school
4
votes
77.4k
views
5(2x - 1) please answer
answered
Mar 22, 2018
Mathematics
high-school
7
votes
144k
views
What information can geologist gain by analyzing seismograms from different locations on earth?
answered
Feb 4, 2018
Geography
high-school
3
votes
18.5k
views
What subject pronoun would you use when talking about María y Ana?
answered
Dec 31, 2017
Spanish
high-school
5
votes
38.9k
views
Which statement best describes the theme of "A Day for Wandering"? The country is better than the city because it is more beautiful. Being among nature’s beauty can make a person feel small. One must appreciate
answered
Sep 29, 2017
English
high-school
2
votes
181k
views
An ocean explorer tells a fantastic story of "Black Smokers" 6000 meters under the ocean's surface. If he describes tectonic plates moving together and extremely high pressure, where does his story take
answered
Aug 18, 2017
Physics
high-school
3
votes
66.6k
views
The minerals form a narrow channel or slab in the rock called a _______
answered
May 21, 2017
Geography
middle-school
4
votes
28.3k
views
In 1–3 sentences, explain the role of entrepreneurs in the economy.
answered
Apr 12, 2017
Business
high-school
1
vote
119k
views
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