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What are beats? A. periodic fluctuations in the velocity of sound waves B. periodic fluctuations in the wavelength of sound waves C. periodic fluctuations in the intensity of sound waves D. periodic fluctuations
answered
Mar 13, 2020
Physics
high-school
6
votes
3.1k
views
In the United States, what material is least likely to be recycled?
answered
Jan 1, 2020
Biology
high-school
3
votes
12.8k
views
Which statement best evaluates the impact of the 1929 stock market crash on Europe?
answered
Nov 23, 2019
History
high-school
3
votes
29.5k
views
Can someone please help me with number 13.
answered
Sep 24, 2019
Mathematics
college
3
votes
130k
views
The football booster club is having a fundraiser. student tickets cost $1.00 and family tickets cost $5.00. which algebraic model describes t, the total amount that can be raised at the event? let s represent
answered
Apr 23, 2019
Mathematics
high-school
4
votes
1.8k
views
The first C.D. was released _____ after the phonograph.
answered
Feb 26, 2019
Arts
high-school
3
votes
16.6k
views
Quadrilateral ABCD is the result of a reflection of quadrilateral LMNO over the line. Which line segment in the image corresponds to NO¯¯¯¯¯¯ in the pre-image? AB¯¯¯¯¯ AD¯¯¯¯¯ CD¯¯¯¯¯ BC¯¯¯¯¯
answered
Nov 25, 2018
Mathematics
middle-school
7
votes
150k
views
Which items are sources of water pollution or water pollutants?
answered
Nov 19, 2018
Biology
high-school
5
votes
84.5k
views
How can we increase the gravitational potential energy of the car
answered
Mar 30, 2018
Chemistry
high-school
3
votes
33.2k
views
What two areas of the world had the most acts of genocide during the 20th century?
answered
Mar 19, 2018
History
high-school
4
votes
138k
views
Why do sperm cells need to swim?
answered
Jul 24, 2017
Health
middle-school
2
votes
54.5k
views
Craig makes $10 an hour at his summer job but spends $20 a week on lunch. If he works for 30 hours this week, which equation could represent the total amount he makes (t) after taking out what he spends
answered
Jun 5, 2017
Mathematics
high-school
1
vote
56.0k
views
At Brian’s Bookstore, 0.3 of the shelves hold mysteries, 25% of the shelves hold travel books, and 7/20 of the shelves hold children’s books. Which type of book covers the most shelf space in the store?
answered
Aug 16, 2015
Mathematics
middle-school
2
votes
139k
views
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