Can someone help me out this is for my presentation about tornados What are the effects of your extreme weather?

What illegal crimes were commited qgainst african american in response to laws to give them civil liberties

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?

The principal effector function of igm is