A student lifts a 0.68kg bouncy ball to 2.4m, then releases the ball. The ball bounces back up to 0.58m. Construct an explanation as to what happened to the energy and calculate the initial potential energy. PE=mgh (g=9.8m/s2)

Food provides molecules that serve as fuel and building material for all organisms. plants undergo photosynthesis and make their own food. other organisms, like us and the horse seen above, are consumers and eat food. how do all organisms use food as fuel? be sure to include the name of the process in your answer. me.

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?

State officials are considering constructing a road through a forested wilderness area. this action will likely affect the forest ecosystem in various ways. part a: predict how the construction of a road could negatively affect plants and animals in that ecosystem. (3 points) part b: describe one way that the construction of a road could have a positive impact of the forest ecosystem. (1 point)