What is one criticism of projective tests? they are inappropriate for use with children. they are too simple in their administration and scoring. they have low validity and reliability. they fail to take into account differences in the testing environments. they have interpretive categories that are too narrow?

Mr. mann's science students were experimenting with speed. they set up a 1 meter (100 cm) track. the students used balls instead of cars. the balls were different sizes and made of different materials. four at a time, students rolled balls around the track to see which had the fastest and slowest speeds. some of their data are shown in the table. which ball will take the longest to complete one lap around the track?

How were the economies of the northern and southern states different? how ere they the same? what factors led them to develop differently?

Which statement best explains how world war ii to end the great depression? a. new job opportunities opened as the united states produced more military products. b. the u.s. army provided new jobs that paid better than any other work at the time. c. people had to worry more about war problems than about the economic crisis. d. the war caused people to trust the economy enough to spend more money.