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Assuming that 70 percent of the Earth’s surface is covered with water at average depth of 0.95 mi, estimate the mass of the water on Earth. One mile is approximately 1.609 km and the radius of the earth
answered
Oct 9, 2020
Physics
college
6
votes
17.4k
views
Water at 120oC boils inside a channel with a flat surface measuring 45 cm x 45 cm. Air at 62 m/s and 20oC flows over the channel parallel to the surface. Determine the heat transfer rate to the air. Neglect
answered
Sep 7, 2020
Engineering
college
1
vote
154k
views
Which scenario best illustrates Dwight D. Eisenhower´s concerns about the military-industrial complex in the united states?
answered
Aug 14, 2020
History
high-school
4
votes
191k
views
Color in the East African cichlid is an inherited trait. Other traits that vary among these fish include teeth and jaw shape. The code for each one of these traits is found in ____________ located within
answered
May 6, 2020
Biology
high-school
7
votes
7.1k
views
Which period of Egyptian history occurred closest to the beginning of the common era
answered
Apr 18, 2020
History
middle-school
4
votes
84.6k
views
How were the Hawaiian islands discovered by Polynesians ?
answered
Jan 29, 2020
History
middle-school
4
votes
182k
views
The pre-image and image of what transformation are not congruent?
answered
Dec 30, 2019
Mathematics
middle-school
3
votes
46.6k
views
Solve the polynomial inequality x^2-3x-10>0
answered
Dec 7, 2019
Mathematics
middle-school
3
votes
140k
views
Macy is tutoring students in mathematics during her summer break. She charges $20 for a 30 minute session and $35 for an hour. The graph shows the number of 30 minute and 1 hour sessions she needs to have
answered
Jul 25, 2019
Mathematics
middle-school
5
votes
124k
views
-2 times 8 over 3 =? Multiply
answered
May 19, 2019
Mathematics
middle-school
3
votes
114k
views
Read the passage from "By the Waters of Babylon.” My knowledge made me happy—it was like a fire in my heart. Most of all, I liked to hear of the Old Days and the stories of the gods. I asked myself many
answered
Apr 6, 2019
English
high-school
6
votes
108k
views
Which expressions are equivalent to -2(2h+10)+4h ? A.−20−4h+4h B.−20
answered
Jan 8, 2019
Mathematics
middle-school
4
votes
6.1k
views
Which one of the following statements about vitamins is most accurate? A. Vitamins help produce the immune response. B. Vitamins store energy from carbohydrates, lipids, and proteins. C. Vitamins restrict
answered
Oct 25, 2018
Health
middle-school
0
votes
64.5k
views
URGENT why do violent video games make people less sensitive on real life violence?
answered
May 11, 2018
English
middle-school
3
votes
137k
views
This picture represents the cultural heritage of which African country? A.Ghana B.Rwanda C.Ethiopia D.Egypt
answered
Mar 29, 2018
Social Studies
middle-school
2
votes
74.1k
views
What is cardiac muscle?
answered
Mar 28, 2018
Biology
high-school
4
votes
230
views
Which of the following best states how shays rebellion and the pennsylvania mutiny affected congress - Congress feared the spread of future rebellions and anarchy. - Congress feared the spread of slavery
answered
Feb 13, 2018
History
college
7
votes
103k
views
the science club sponsor is ordering caps and shirts for the boys and girls in the science club.There are 45 science club members.If the caps come in packages of 3 and the shirts come in packages of 5
answered
Nov 12, 2017
Mathematics
middle-school
3
votes
153k
views
Which pair of words are synonyms? A ephemeral--evanescent B euphonic--conspicuous C bromide--anodyne D indigence--opulence
answered
Apr 1, 2017
English
high-school
3
votes
197k
views
What step did National Convention take to try to dechristianize France?
answered
Nov 18, 2016
History
middle-school
6
votes
25.2k
views
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