This is for band! which statement has the best answer for ledger lines? a. ledger lines are long lines that extened the musical staff. b. ledger lines are short horizontal lines that extened the musical staff. c. ledger lines are short vertical lines that extened the musical staff. d. ledger lines are tiny lines that extened the musical staff. why do you think your answer is correct?

Afood web shows who eats who in any given habitat. every living thing, from one-celled algae to giant blue whales, needs food to survive. each food web is a possible pathway that energy and matter can follow through the habitat. a food web begins with producers: organisms that convert sunlight into usable chemical energy. the food web is completed by the decomposers who turn organic wastes, such as decaying plants, into inorganic materials, such as nutrient-rich soil. decomposers complete the cycle of life, returning nutrients to the soil or oceans for use by producers. in this food web, identify the decomposer.

Sat no calculator section question in the picture

You want to test the hypothesis that smoking cigarettes increases the risk of lung cancer. in your experiment, you take 100 people of various ages and genders for each of your groups. one group smokes. the other group does not smoke. the group that does not smoke is called the group