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On a day when the speed of sound in air is 94.0 km/hr you yell across a canyon. you hear your voice echo back from the opposite canyon wall 1.03 min after you first yell. what is your distance in meters
answered
Jul 26, 2021
Mathematics
high-school
6
votes
30.9k
views
Extension is a movement that causes a decrease in a joints angle. True or False
answered
Jun 3, 2021
Health
high-school
4
votes
78.4k
views
What was the function of the Articles of Confederation that were ratified in 1781?
answered
Apr 25, 2021
History
high-school
2
votes
189k
views
3. Do you think that observation is enough for the understanding of others?
answered
Apr 16, 2021
Social Studies
high-school
4
votes
140k
views
The Chen family bought a small business. The equation yˆ=4.2x−12.9 models the business's cash value, in thousands of dollars, x years after they bought the business. Which statement best explains what
answered
Apr 11, 2021
Mathematics
high-school
5
votes
139k
views
In order to make your paragraphs effective, it is essential to a. begin each one with a topic sentence. b. make all of the sentences in a paragraph either short or long. c. use logical transition words
answered
Feb 1, 2021
English
middle-school
2
votes
183k
views
A. 105 b. 80 c. 75 d. 52.5
answered
Jan 12, 2021
Mathematics
middle-school
3
votes
30.2k
views
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