1.) True or False. Though teen cigarette use is very low, e-cigarette use has increased significantly within the past few years.

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Desiree has a scientific question that she wants to investigate. she has developed a hypothesis and method for her experiment. which step of scientific inquiry should desiree take next? desiree should present her findings to her teacher and classmates. desiree should collect data, which may support or refute her hypothesis. desiree should provide an explanation for her results.

What class of fire extinguisher is appropriate for a fire involving a flammable liquid a) class a. b) class b. c) class c. d) class d