Which statements are true of tobacco? check all that apply. 1)it is classified as an addictive drug. 2)it increases heart rate and blood pressure. 3)there is a low risk of developing stroke. 4)there is a high risk of developing lung cancer. 5)it causes the level of dopamine in the brain to increase.

loses consciousness is your real and smarter answer.

                                                        water

a colorless, transparent, odorless, tasteless liquid that forms the seas, lakes, rivers, and rain and is the basis of the fluids of living organisms.

                                                        halon  

any of a number of unreactive gaseous compounds of carbon with bromine and other halogens, used in fire extinguishers, but now known to damage the ozone layer.

                                                  dry chemical

extinguishing agent used on class a, class b, and class c fires.

                                                  carbon dioxide

a colorless, odorless gas produced by burning carbon and organic compounds and by respiration. it is naturally present in air (about 0.03 percent) and is absorbed by plants in photosynthesis.