Nettet19. jan. 2014 · Fifth-grader Evan Roden has posed the pivotal question: “Are humans’ mouths cleaner than dogs’ mouths?”. “What I’m doing is trying to figure out whose mouth has more dirty germs, a dog ... NettetOur super fun projects and bacteria culturing experiments are easy, safe and fun. Help your young scientists experience amazing and memorable bacteria growth before their eyes. Get creative and find different …
Cinnamon Gum and Mouth Microbes Science Project
NettetBut the bacteria that naturally exist in the mouth can build up into a biofilm (living layer) called plaque if a person does not practice good oral hygiene. This experiment is designed to compare the effectiveness of mouthwashes containing alcohol (Listerine) to those that do not contain alcohol (Crest) in reducing the populations of oral bacteria. Nettet23. okt. 2006 · My son is 7 years old and in the second grade. The project he wants to do is.. "Who's mouth has more bacteria.. Dogs or Humans?" When he mentioned this to me my first thoughts of how we could test this would be to use 2 dogs and 2 humans. We could rub the insides of each mouth with a swab and place them in separate petri … ga power washing service
Mouth Bacteria? Science project Education.com
NettetProcedure: Instruct each volunteer to eat a slice of apple. This is to introduce sugar to the mouth. When they’re finished, have each volunteer chew a stick of mint gum for 5 minutes. Gently swab each volunteer’s bottom gum line with a cotton swab about five times. Make sure you take your sample from the same gum line area for each volunteer. NettetFlame your forceps. Pick up a sterile disk and briefly soak it in one of the mouthwashes you are testing. Place it in the center of your plate. Repeat this step for each of your mouthwashes and one with sterile water to serve as the control for the experiment. 8. Incubate your plates for 24 hours at 35ºC. Nettet22. des. 2006 · I am conducting an experiment on what products will decrease mouth microbes. I will be testing gum, candy, toothpaste, and mouthwash. Studies show … gap owl sweater dress