Need ! will mark as which of the following is a long-term consequence of mining on earth? a. erosion b. an open pit c. sedimentation d. all of the above

Chlorophyll is found in plant leaves and absorbs light from the sun to enable plants to perform photosynthesis. magnesium is an important component of chlorophyll. the concentration of magnesium ions is higher in the root-hair cells of plants than in the soil. which mechanism of ion uptake would best enable a plant to produce a steady supply of chlorophyll? osmosis diffusion passive transport active transport

Acceleration is a direct result of a.) balanced forces b.) unbalanced forces c.) gravity d.) velocity

Vessels draining the myocardium of the heart, open primarily ,into which chamber?