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Which of the following BEST describes what alveoli are? A. They are the smallest tubes in the respiratory system. B. They have a small amount of surface area. C. They are found on the end of bronchioles.
answered
Aug 26, 2019
Health
college
7
votes
1.1k
views
Some environmental factors are studied by the use of: space satellites telescopes astrolabes electroscopes The building blocks of a habitat consist of "BLANK" factors. extreme environmental natural
answered
Feb 25, 2019
Biology
high-school
6
votes
94.2k
views
Describe why biodiversity increased with the introduction of sea otters in California over the last fifty years Please help ASAP
answered
Jan 29, 2019
Biology
middle-school
5
votes
11.3k
views
Enlightenment philosophers aimed to preserve the rights of individuals including the right to
answered
Dec 27, 2018
History
middle-school
7
votes
78.5k
views
Solve the equation C/4-5=4 Show all work
answered
Nov 4, 2018
Mathematics
middle-school
2
votes
228k
views
Which of the following two sets of parametric functions both represent the same ellipse. Explain the difference between the graphs. x=3 cos t and y=8 sin t X=3 cos 4t and y = 8 sin 4t
answered
Aug 11, 2018
Mathematics
high-school
2
votes
4.2k
views
Solve 5c + 4 = −26. 6 −6 −4.4 3
answered
Jun 11, 2018
Mathematics
high-school
5
votes
101k
views
How high can you be to jump off a building but still survive
answered
Feb 14, 2018
Health
high-school
2
votes
124k
views
The length of a rectangle is 4 inches more than its width, and its perimeter is 34 inches. Find the length and width of the rectangle. If w = the width of the rectangle, then the length equals _____. A)
answered
Jan 15, 2018
Mathematics
high-school
5
votes
102k
views
What is a powerpoint?
answered
Oct 14, 2017
Computers and Technology
high-school
5
votes
84.7k
views
Can someone do a essay about HOW TO MANAGE please!!
answered
Sep 25, 2017
Business
high-school
5
votes
114k
views
Which of these is metamorphic rock formed from limestone? A.sandstone B.clay C.shale D.marble
answered
Jun 21, 2017
Chemistry
middle-school
4
votes
213k
views
John earns $6.50 per hour. he worked 40.0 hours last week. what was the amount of his check?
answered
Jan 7, 2017
Mathematics
high-school
3
votes
216k
views
How do you know when there's a run on sentence
answered
Jul 18, 2016
English
middle-school
1
vote
192k
views
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