What do tuning forks, hitting a drum, and dropping a rock in water have in common regarding waves? They all convert heat to energy.
They all produce light.
They all vibrate.
They all need gravity to move

Your good friend emma invited you to her 18-year-old cousin matt's birthday party. emma is a straight-a student who is also on the cheerleading squad. when you get to her cousin's house, you see that there are no adults there. emma's cousin hands her a beer. he then hands you a beer and says, "here, have one. i do it all the time, and i never get caught." what would you do?