Answer:Carbon dioxide accounts for most of the nation's emissions and most of the increase since 1990. Transportation is the largest source of greenhouse gas emissions in the United States, followed by electricity generation.
Explanation:
An experiment is a procedure that tests a hypothesis by the process of collecting information under controlled conditions.
<h3>What is a controlled scientific test of hypothesis ?</h3>
A controlled experiment is a scientific test done under controlled conditions, meaning that just one (or a few) factors are changed at a time, while all others are kept constant.
- Controlled experiment. an experiment that compares the effect of one manipulated variable to a group that receives no treatment. controlled variables. factors that should be kept the same in both the treatment group and the non-treated group.
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Answer:
1575
Explanation:
speed = wavelength ×frequency
Our wavelength is 3.5 and our frequency is 450 we've been told to find the speed so we multiply the two which gives us 1575
Rioting is an example of people’s behavior being influenced by other people.
Answer: Option C
<u>Explanation:</u>
Riots usually happen when people get triggered or influenced by some injustice happened to them or to the society which they live in. People would turn violent and express their anger by burning shops, tearing posters, throwing fire bombs etc. Riots are different from protest.
A protest might have certain motive or right they can fight and get back where as there will not be any such motive for a riot. Thus with the above provided explanation we can say that rioting mainly happens by people’s behavior being influenced by other people.
The correct answer is choice C. Hope this helps :)
