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Energy conversions are usually 100% efficient always lose some energy as heat can only occur at high temperatures can destroy energy if they are not done properly
answered
Feb 19, 2021
History
college
4
votes
215k
views
Which of the following is not a type of rock particle? A: clay B:sand C: silt D: Mud
answered
Feb 19, 2021
Biology
college
5
votes
147k
views
I want fweind who will be my fweind :P
answered
Feb 12, 2021
Arts
college
4
votes
64.2k
views
Which sentence has the correct comma placement? Mark Twain was fond of condemning lying by saying "If you tell the truth, you don't have to remember anything." Mark Twain was fond of condemning lying by,
answered
Jan 26, 2021
English
high-school
1
vote
95.9k
views
Ice bomb What were your OBSERVATIONS? {There are TWO of them A) change in color B) formation of a gas C) formation of a solid D) change in energy​
answered
Dec 18, 2020
Chemistry
middle-school
4
votes
102k
views
Two things that biomedical has invented or innvated
answered
Sep 27, 2020
Chemistry
middle-school
4
votes
82.5k
views
A child is sliding on a sled at 1.5 m/s to the right. You stop the sled by pushing on it for 0.60 s in a direction opposite to its motion. If the mass of the child and sled is 41 kg, what is the magnitude
answered
Aug 30, 2020
Physics
college
3
votes
98.4k
views
How many American soldiers who served in the Vietnam war were drafted
answered
Apr 13, 2020
History
middle-school
4
votes
32.6k
views
Events that have no effect on each others' probability are called _______ events.
answered
Apr 3, 2020
Mathematics
high-school
3
votes
70.7k
views
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