Achemical reaction

question 3 options:

a. is when something changes the state of matter

b. creates one or more new substances

c. is only a physical change

d. happens in the water cycle

Which sentence is the best explanation of how food surpluses led to a job specialization during the neolithic revolution

What’s the negative consequences of telegraph ? explain in your own words

Use the quotation and your knowledge of social studies to answer the following question. "finally, in our progress toward a resumption of work we require two safeguards against a return of the evils of the old order; there must be a strict supervision of all banking and credits and investments; there must be an end to speculation with other people's money, and there must be provision for an adequate but sound currency." —franklin d. roosevelt, first inaugural address. which new deal agency related most closely to what president roosevelt was speaking about in this quotation?