Which of the following correctly describes the importance of demonstrations to scientific
investigation?
In a demonstration, the effect of one thing on another is measured
A demonstration shows how something works often including models
A demonstration is a process involving scientific investigation.
In a demonstration, empirical data is collected.

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answer: andrew johnson

17th u.s. president

in what way were president abraham lincoln's and president andrew johnson's reconstruction plans similar? a)both reserved seats in the congress for former confederate war leaders. b)both granted voting rights to the newly freed slaves. d) both required southerners to support the thirteenth amendment to abolish

explanation:

answer: capitalism and socialism are formal economies. the major differences between capitalism and socialism revolve around the role of the government and equality of economics. capitalism affords economic freedom, consumer choice, and economic growth.

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explanation:

-he wants to reinforce that students and teachers still have their first amendment rights during the school day.