What are close-toed shoes least likely to provide protection against?

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?

Which is true concerning the products and reactants of photosynthesis and cellular respiration? a. the products of photosynthesis are sugars and the reactants of cellular respiration are starches. b. the products of photosynthesis are reactants in cellular respiration. c. oxygen is needed for photosynthesis and is given off in cellular respiration.

Wind and moving water provide energy. chemical mechanical thermal none of the above