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5. Researchers in the field of biomechanics discover new and effective ways to perform a skill or a sport based on their analysis of A.) endurance B.) body fat C.) body movement D.) overall fitness
answered
Sep 13, 2020
Health
middle-school
5
votes
207k
views
Calculate the energy that is required to change 50.0 g ice at -30.0°C to a liquid at 73.0°C. The heat of fusion = 333 J/g, the heat of vaporization = 2256 J/g, and the specific heat capacities of ice =
answered
Jul 31, 2020
Chemistry
college
3
votes
33.6k
views
Evaluate the expression when a=3 and b=4 2a^(2) +b=
answered
Apr 2, 2020
Mathematics
middle-school
4
votes
40.1k
views
The picture below was take in the early 1900's the conditions shown in the photograph or result of which of the following?
answered
Jan 21, 2020
History
middle-school
6
votes
175k
views
Which is the most reliable source of information? A.a website with broken links B.a website last updated in 2007 C.an article published in a scholarly journal D.a Wikipedia article update yestarday
answered
Nov 24, 2019
English
middle-school
3
votes
19.7k
views
How do I put that into a equation?
answered
Nov 23, 2019
Mathematics
middle-school
3
votes
136k
views
Compare and contrast the Watergate Scandal with the Iran-Contra Affair. Do you think both Presidents Reagan and Nixon were involved to the same level in both scandals? Which scandal was worse for the country
answered
Aug 5, 2019
History
college
2
votes
4.5k
views
In a perfectly competitive market, the process of entry and exit will end when a. accounting profits are zero. b. price equals minimum marginal cost. c. economic profits are zero. d. marginal revenue equals
answered
May 27, 2019
Business
high-school
7
votes
142k
views
A woman owns 21 pets. Each of her pets is either a bird or a dog. If her pets have a total of 76 legs, how many birds and how many dogs does she have?
answered
Nov 17, 2018
Mathematics
college
5
votes
166k
views
Given sinx=3/5 and x is in quadrant 2, what is the value of tan(x/2)
answered
Oct 28, 2018
Mathematics
middle-school
3
votes
9.4k
views
Who was the researcher who identified three types of travelers on a continuum
answered
Jul 21, 2018
Business
high-school
4
votes
165k
views
Which was a major cause of environmental pollution in america cities during the late 1800's A) internal-combustion engines in automobiles B) diesel-powered railroad locomotives C) electric-powered streetcars
answered
Jun 9, 2018
History
middle-school
4
votes
28.7k
views
The BIGGEST negative side effect of Georgia's production of cotton in the 1800s was that A) European countries grew tired of Southern cotton. B) it was more expensive than cotton imported from Egypt. C)
answered
May 7, 2018
History
high-school
1
vote
39.1k
views
Which group was charged the highest rates by the railroads during the late 19th century?
answered
Apr 10, 2018
History
high-school
3
votes
144k
views
Human ears have muscles responsible for ear movement. What form of evolutionary evidence is this?
answered
Mar 27, 2018
Biology
high-school
3
votes
94.1k
views
During the 1600s and 1700s, the fundamental goal of British mercantilism was to (1)prohibit all exports of raw materials from the colonies (2)encourage economic competition with the American colonies (3)develop
answered
Feb 10, 2018
History
high-school
4
votes
107k
views
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