Since the investigative question has two variables, you need to focus on each one separately. Thinking only
bout the first part of the question, mass, what might be a
hypothesis that would illustrate the relationship between
mass and kinetic energy? Use the format of "if...then...
because..." when writing your hypothesis.

answer: the blood-brain barrier is a layer of specialized membranes and cell processes designed to keep undesirable substances from passing from the bloodstream into the precious tissues of the brain. while the blood-brain barrier does keep most bad things out of the central nervous system, it is not impermeable.

explanation:

the electromagnetic energy from the sun arrives in the form of visible and invisible light.

food source and hunting?