The name concrete operations describes how children (A) handle materials to solve problems.
(B) use what they have experienced to solve problems.
(C) reason abstractly to solve problems.
(D) develop hypotheses.
Yes

The arizona department of transportation wishes to survey state residents to determine what proportion of the population would like to increase statewide highway speed to 75 from 65 mph. at least how many residents do they need to survey if they want to be at least 99% confident that the sample proportion is within 0.09 of the true proportion?

Charles schenck was a u. s. citizen and private in the army. while in military training during world war i, schenck printed and passed out leaflets explaining why he was against the draft (required military service). he was charged with violating the espionage act of 1917, a federal law outlawing any action interfering with military operations. schenck believed the espionage act violated his right to free speech. in which court would this case ultimately be decided, and why? a state criminal court, because schenck was accused of violating a criminal law a military tribunal, because the matter involved members of the military a county civil court, because it involved violation of a civil liberty the u. s. supreme court, because schenck challenged whether the law was constitutional

What was the focus of debate about the war at the second