Uses strong magnetic fields to show a cross section of a body part and can show both soft tissues and dense tissues. Cross sections can
be combined by computer to give a complete image of the whole area.

Models are non-visual ways of coummincating how someone thinks about something in the natural world

Match the examples to the correct level of organization. 1. system level roses, snakes, puppies 2. organism level roots, stamens, leaves 3. tissue level bone, cartilage, blood 4. organ level heart, veins, arteries

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point