Abird has a mass of 0.2 kg and is flying 10 m above the ground with a speed
of 7 m/s. what is the total mechanical energy of the bird? acceleration due to
gravity is g = 9.8 m/s2

When measuring volume, why is it important to use the correct tools and units to attain the greatest accuracy? use specific examples from the lab to support your answer. (5 points)

Explain what will happen if decomposers were apsent from a forest ecoysystem.

Scientists follow specific processes in order to determine valid explanations and conclusions from observations. david observed strange lights in the sky above his home outside of roswell, new mexico. the only explanation that makes sense to him is that there are ufos in the area. what should david do next to verify his explanation?