A 12. 0 kg box resting on a horizontal, frictionless surface is attached to a 5. 00 kg weight by a thin, light wire that passes over a frictionless pulley (figure 1). The pulley has the shape of a uniform solid disk of mass 3. 80 kg and diameter 0. 500 m.

Acompetent person is responsible for making a inculding the surrounding area of evacuations including the surrounding areas of protective system

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.

Explain how you might determine the rate of weathering on a sample rock