Nearsightedness is corrected with concaveconvex lenses. t/f

1. true or false decay destroys tooth enamel 2. true or false- tooth decay starts when plaque builds up on your teeth

Which of the following individuals' diet is following the usda's dietary guidelines? a. everything peter eats from the grain group is considered refined grains. b. kim likes carrots, so that is the only vegetable she eats. c. craig consumes nutrient-dense foods. d. brook eats mostly fast foods and sweets.

Which of the following statements best describes the relationship between the environment and the collective health of the world? a. the environment does not affect our health. b. when the environment is damaged, our health improves. c. what is good for the environment is good for our health. d. our collective health is not related to the health of the environment.