Scientists have created trains that use magnets to make the trains float above the tracks as they travel. the trains float because
a. the track is waxed
b. the like poles repel
c. the train has a low density
d. a chemical change occurs

~~16. while watching a special on animals, brianna discovers that hares tend to lose heat through their ears. based on this and what is known about surface-to-volume ratios, propose an explanation as to why hares that live in hot climates (such as the desert) have large, extended ears

Rachel ate a piece of fruit and happened to drop the seeds in her backyard. after a few weeks, she saw a small plant with flowers growing in the backyard. which group does this plant belong to? a. angiosperms b. gymnosperms c. pteridophytes d. bryophytes e. chytrids

Whats one way that rocks do not follow the typical rock cycle pathway?