1. The ability to dissolve in water and to conduct electricity are examples of
a. physical properties.
b. chemical changes.
c. chemical properties.
d. chemical bonding.

1.)Systematic agriculture refers to any type of agriculture that is done purposefully and orderly. 2.)Specialization allowed the Neolithic people to build such monuments as Newgrange in Bru Na Boinne, Ireland. 3.)The Agricultural Revolution was a period of technological improvement and increased crop productivity that occurred during the 18th and early 19th centuries in Europe. 4.)The crops were sold to other people and they paid the farmers so the crops are a big part of the economy. 5.)Advantages: Having a better school ,having more friends Disadvantages: pollution and more congestion. 6.)the assyrian empire and yhe sumerian empire. 7.)Tell your group that areas around water are plentiful and that a river valley would be a good place to settle. HOPE I HELPED