Throughout history, we have made lots of discoveries using energy. Before 1850, wood was our main source of fuel for heating, cooking and producing steam for powering steam engines for the railroads. Other sources of energy were water, wind, coal and some manufactured natural gas.
Answer:
C. To ensure the survival of their families and the troops.
Answer:
Until the past decade, scientists, research institutions, and government ... Although some have proposed that these principles should be written down ... If you make a theory, for example, and advertise it, or put it out, then you must ... would not be acceptable without reporting the justification for omission of recorded data.
Explanation:
Answer:
To have a backup incase a crises breaks out.
Explanation:
Some of the evidence that showed that women's works' centrality was fully appreciated and valued is the following:
- Women were employed as schoolteachers
- Some women took the jobs that were initially assumed to be men's roles, such as mechanical work.
- Women's wages were increased.
Hence, in this case, it is concluded that there is various evidence that suggests that the centrality of women's work was fully appreciated and valued.
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