This is for band! why does a musical staff sometimes have ledger lines written above or below? a. ledger lines are used to make the musical staff wider b. ledger lines are used to shorten the musical staff. c. ledger lines are used to spread open the musical staff. d. ledger lines are used to extend 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.

Ben is interested in using a source that provides original research, current and developing trends and experts within specific fields. which source should he use?

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