why do you think the machines invented by Charles Babbage and Alan Turning where not mechanical , not electrical?

Which diagram provides an accurate example of how the government uses open market operations?

What is the main responsiblity of a party oranization?

What was piaget's explanation as to why preschool-age children in the preoperational stage make errors on tasks requiring conservation? a) preschool children's tendency toward centration prevents them from focusing on other relevant features of a situation b) preschool children have not yet developed numerical understanding; therefore, different amounts are meaningless c) preschool children's neural-visual network is not fully matured d) preschool children have not lived long enough and accrued enough experience to know the difference between quantities