Negative reinforcers the rate of operant responding, and punishments the rate of operant responding.

Social mobility: social mobility refers to our chances of moving up or down within the american class structure. what do you think is the most important factor that leads to upward mobility? and why do you feel that way? race or ethnicity gender social class at birth hard work and education

Describe how gravity and convection work together to move the plates in the plate tectonics theory

Canada economy usa test prep i am stupid i don’t get it