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When conducting an experiment, which of the following is generally true? A. It is unsafe to perform a large number of experimental trials. B. Performing a larger number of experimental trials makes the
answered
Jun 21, 2019
Chemistry
middle-school
0
votes
144k
views
2.28÷{3.76+2.3-(0.7÷7/9×5/3)}
answered
Dec 21, 2018
Geography
college
4
votes
22.3k
views
What did both Shays’s Rebellion and the Pennsylvania Mutiny cause Americans to realize about the Articles of Confederation?
answered
Oct 3, 2018
History
middle-school
0
votes
51.1k
views
Based on the law of conservation of energy, how can we reasonably improve a machine’s ability to do work? Move the machine to a different gravitational field. Increase the friction between its moving parts.
answered
Jun 16, 2018
Physics
high-school
7
votes
119k
views
Compare and contrast selective breeding and natural selection
answered
Mar 16, 2018
Biology
high-school
4
votes
215k
views
Why do scientists use atoms in the gas phase to measure ionization energies and electron affinities
answered
Oct 8, 2017
Chemistry
high-school
2
votes
130k
views
Who allowed different religions but worked to make Islam stronger in Mali.
answered
May 25, 2017
History
middle-school
3
votes
185k
views
Which sentence contains an essential adjective clause? The coach explained the rules that the officials revised in 2010 The coach, an expert in the sport, explained the revised rules to us. After explaining
answered
May 16, 2017
English
high-school
4
votes
120k
views
How did technology aid Egypts food production?
answered
Jan 22, 2015
History
middle-school
2
votes
221k
views
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