At a post office, a parcel that is a 20 kg box slides down a ramp inclined at 30°

Abortion would be the most interesting topic to me

John locke develop the idea of the social contract between citizens and the c. government

Lupe entered her paycheck in the wrong column. she also forgot to record one of her purchases. 

Some sociologists feel american society is becoming more secular due to the  decline of religion as a result of major social changes such as modernization, industrialization and its effects and increased social and religious diversity. today, more people claim they hold christian beliefs than actually go to church. moreover, religious belief is declining as well as church attendance and membership.