Many cultures, children are expected to contribute to the family income and to take care of their younger siblings. These experiences encourage

While riding on a train, David notices that the trees and telephone poles close to the tracks seem to flash by, while the buildings, trees, and mountains that are farther away seem to move by more slowly. This phenomenon is called_____________

a. aerial perspective b. subliminal motion c. motion parallax d. motion differential

The number of rapes committed each year is probably __________ the number reported

a. equal to b. much higher than c. much lower than d. approximately the same as