What is the difference between a star system and a galaxy?

Which of the following is not among the root causes of poverty in the united states? size of family disabilities advanced degrees underemployment

Psychologists studying infant memory want to determine at what age babies can remember specific events. an experimenter uses several puppets to demonstrate a series of actions while the infant watches. after a delay, the experimenter records how many of the actions the child imitates when playing with the puppets. what is the dependent variable?

Segregation or discriminatory practices that occur even when there is no explicit legal enforcement