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1-5. Polluting Traditional Energy Systems (10 pts) Give 2 practical examples in the following energy systems, which are known to be polluting and its pollutants: 1. Stationary Power System 2. Mobile Power
answered
Mar 4, 2020
Geography
college
4
votes
102k
views
What type of carbon-based molecule are most enzymes?
answered
Oct 11, 2019
Biology
high-school
4
votes
179k
views
What is the closest type of cloud to the ground? A) Stratus B) Cumulus C) Fog D) none of the above
answered
Aug 28, 2019
History
middle-school
2
votes
20.8k
views
While the early 1900s was a time of innovation, social discrimination made life hard for many. Jewish people faced increased discrimination following a 1913 case against a Jewish man named Leo Frank in
answered
Jun 9, 2019
Social Studies
middle-school
2
votes
189k
views
What needs consideration when using professional communication? A. purpose, audience, context B. purpose, speaker, audience C. speaker, audience, context D. purpose, speaker, context
answered
Sep 13, 2018
English
high-school
5
votes
201k
views
A receptionist earned $443 a week last year. What was her yearly salary
answered
Jul 3, 2018
Mathematics
college
7
votes
200k
views
Find the fourth roots of 81(cos 320° + i sin 320° ). Write the answer in trigonometric form.
answered
Jun 24, 2018
Mathematics
high-school
6
votes
175k
views
What were characteristics of an Athenian direct democracy
answered
Jun 5, 2018
Social Studies
middle-school
6
votes
167k
views
If 7 times a certain number is added to 12, the result is 47
answered
Jan 26, 2018
Mathematics
high-school
1
vote
232k
views
Your best friend has been feeling sad for more than two weeks, and you are concerned that he may be experiencing depression. How can you have a positive impact on his life to help him get healthy again?
answered
Dec 19, 2017
Health
middle-school
7
votes
151k
views
Which is an advantage that crops may attain through genetic engineering? A.modifying pests B.surviving droughts C.growing organically D.maturing longer
answered
Nov 24, 2017
Biology
high-school
7
votes
192k
views
Which structure does a eukaryotic cell have that a prokaryotic cell does not have?
answered
Oct 26, 2017
Biology
high-school
7
votes
13.3k
views
alice is buying an over-the-counter syrup. she has a choice between a brand-name drug and a generic version of medication. what would be a reasonable thing for her to do next?
answered
Apr 12, 2017
Health
high-school
5
votes
172k
views
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