<u>Answer:</u>
<em>Uranium isotope is a widely used fuel source. It is enriched artificially up to 3-5% from its natural state. </em>
It is a commercial process where the uranium oxide is done some conversion with chemical processing to form the uranium hexafluoride (UF6), to make it useable for the enrichment facilities.
This <em>processing of the uranium from 0.7% to 5% enrichment by isotope separation</em> is used as a nuclear fuel which is very useful for the commercial purpose.
Answer:
A university study by known sociologists that concludes welfare payments are insufficient
Explanation:
<em>In the following options given above, the university study by the known sociologists tends to hold more weight than a gruop of survey carried out. </em>
This is because, in survey, the responses are subjective to the mood and personality of the respondents whereas in the university study carried out by the sociologists, it definitely follows a laid down experimental process before the result was arrived at.
D
has to be approved of by the supreme Court
Answer:
The researcher is most likely studying C. absolute threshold.
Explanation:
Threshold refers a specific intensity which needs to be exceeded in order to <em>obtain a certain reaction</em>. For example, pain threshold.
The absolute threshold refers to the smallest change in a <em>stimulus' intensity</em> in order to be <em>identified by the senses</em>, such as hearing, vision, etc.
In this case, a <em>change in tones requires a low intensity</em>, meaning an almost subtle change can be easily identified by the human sense. It is most likely the researcher is studying your absolute threshold.
Answer:
Musical Highway
If you drive east on the old stretch of Route 66 near Tijeras, New Mexico – just outside Albuquerque – and stick to the exact speed limit, you will hear “America the Beautiful” being played from a special rumble strip buried in the asphalt.
Explanation:
