Matter * A. flows in one direction.

B. can move from living to nonliving components of ecosystems.

C. can move from nonliving to living components of ecosystems.
D. is made of atoms.

All are true of matter.

only B, C, and D are true of matter.

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

Pl which diagram illustrates prophase?

Which of the following is an abiotic factor in an ecosystem? a. bacteriab. airc. niched. grass(abiotic=non-living) me !