Answer and Explanation:
A resource that can be used to evaluate your statement about the effectiveness of toothpaste is the comparison between the effect it has on teeth, with the effect of an ordinary toothpaste. You could do this by bringing your family members together and separating them into two groups. One group would use regular toothpaste and the other group would use toothpaste which you believe actually whitens your teeth. The groups were to use the same toothpaste for a month and were to take pictures of the teeth each week. These photos would help you compare the whitening effect of toothpaste and thus prove that your toothpaste is efficient in whitening teeth, as it promises.
Answer:
Add a little bit of water
Explanation:
Adding a little bit of water to baking soda will make a paste, which can be used as a toothpaste! Use it as you normally would with normal toothpaste, by brushing with a toothbrush and add a dab of the paste onto it, and then brush for about two minutes.
Answer:
Explanation:
A representative sample is a subset of a population that seeks to accurately reflect the characteristics of the larger group. For example, a classroom of 30 students with 15 males and 15 females could generate a representative sample that might include six students: three males and three females.
12 months. You have to have it for 1 year without ant traffic convictions before you receive an intermediate license