Name two things a fossil can show scientists.

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?

Whether or not a given study has the possibility of causing harm to participants:

Why do you think that wilson 14 point was not put into practice