Did you observe any evidence that atoms are destroyed as a substance burns? (Pick one) yes
no
Did you observe any evidence that atoms rearrange as a substance burns? (check one) yes
no

Which of the following is not a benefit of green revolution? a) new crop varieties b) increased crop yields c) cost effective d) new crops may require larger amonts of water than the previous ones.

Explain light independent reactions

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