I NEED HELP ASAP 13. Using the model in Question 12, answer the following - Which observatich would help answer how fast can some crystals grow? O A. water with dissolved crystals repeatedly dripping from the string O B. water with dissolved crystals repeatedly landing on the plate O C. crystal length and height​

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

Which sentence from holes contains an implied personality trait? stanley and his parents had tried to pretend that he was just going away to camp for a while, just like rich kids do. he'd just been in the wrong place at the wrong time. stanley felt somewhat dazed as the guard unlocked his handcuffs and led him off the bus. stanley nodded to show he understood

What are the similarities between compounds and mixtures?