The oldest known type of arch is the . a. corbel arch
b. groin arch
c. round arch
d. none of the above

Prairie houses a. irregular in plan, two stories high, with one-story wings b. irregular in plan, one story high, with two-story wings c. irregular in plan, two stories high , with two- story wings d. irregular in plan, one story high, with one-story wings

Performer emphasizes a tone by playing it more loudly than the tones around it is called?

For platowhich kinds of materials were used to make dwellings in the neolithic period? a) bones, tusks, and branchesb) small stones and pebblesc) large stones and wood ((answer))