Much of northern Missouri is made of plains with flat grassy areas. On these plains, there are some large boulders that weigh several tons. Which of the following processes is responsible for the presence of these boulders in the plains?A.
landslides caused by heavy rain
B.
movement of tectonic plates
C.
erosion of the soil by wind
D.
deposition of rock by glaciers

Aplane cuts a pyramid as shown in the diagram. what is the shape of the cross section? a. a hexagon b. a pentagon c. a square d. a triangle

Which of the layers of the earth has the following three characteristics? i. it is a solid outer layer. ii. it is between 3 and 30 miles thick. iii. it is separated into plates. a. the outer core b. the inner core c. the mantle d. the crust

Which of the following statements best describes the quantity theory of inflation? a.inflation occurs because production cost rise and this cost increase is passed on to consumers in the form of higher prices b. inflation occurs because there is too much money in the economy c. inflation occurs because demand of good and services exceeds existing supplies d. none of these