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Explain how nitrogen cycles in the earths system
answered
Apr 1, 2019
Biology
middle-school
1
vote
207k
views
What values do x and y have if x=16 and y =16, and when x and y are combined they equal 0
answered
Jul 9, 2018
Mathematics
middle-school
6
votes
235k
views
Describe how air pressure is exerted on objects.
answered
Sep 12, 2017
Physics
high-school
6
votes
7.0k
views
A cruise ship can cover 19 nautical miles in 399 minutes. How many nautical miles will it travel in 147 minutes?
answered
Jul 13, 2017
Mathematics
high-school
4
votes
34.9k
views
Which is composed of amino acids and determines all the structures and functions of organisms? A) DNA B) ribosome C) mRNA D) protein
answered
Jun 28, 2017
Biology
middle-school
3
votes
119k
views
Explain the debates concerning the Day of reconciliation
answered
Jun 20, 2017
History
high-school
5
votes
196k
views
A train travels at ajn average speed of 80 miles per hour for 5 hours how far does the train travel
answered
Jun 14, 2017
Mathematics
high-school
2
votes
70.2k
views
Continue the pattern 3,5,8,10 _ _ _
answered
Aug 30, 2016
Mathematics
middle-school
6
votes
136k
views
The vast grasslands that border the great desert region of the Sahara are known as savannahs. jungles. wetlands. meoris. transvaals.
answered
Jun 16, 2015
History
high-school
3
votes
168k
views
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