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Ch11Chemicals
middle school, science, chemistry
| Question | Answer |
|---|---|
| a substance with a defined composition | chemical |
| improves the quality of the soil to produce plants | fertilizer |
| substance used to cure, prevent, or treat illness | medicine |
| quantity (how much) medicine to be taken over time | dose |
| being in contact with a chemical | exposure |
| power of a medicine to produce the desired effect | potency |
| chemicals that prevent or slow down spoiling of food | preservative |
| NOT made by natural processes | synthetic |
| poison used to kill insects and weeds | pesticides |
| made by nature | natural |
| air, water and proteins...natural or synthetic? | natural |
| a person's risk of being affected by something dangerous | individual susceptibility |
| ibuprofen, artificial sweeteners, nylon...natural or synthetic? | synthetic |
| Are dose sizes the same for everyone? | no |
| chemical added to wastewater to kill harmful bacteria | chlorine |
| penicillin...natural or synthetic? | natural |
| a substance that causes cancer | carcinogen |
| What disease/disorder can be caused by a woman consuming alcohol during pregnancy? | fetal alcohol syndrome |
| A disease in which a person's immune system attacks itself | autoimmune disease |
| what disease affects a person's ability to breathe well, causes wheezing, and shortness of breath | asthma |
| the effects of a medicine that are different from what is intended | side effects |
| carrier or transporter of a pathogen (disease/illness) | vector |