How do plants most commonly break down large rocks into smaller pieces? (20 Points)
A. Seeds from plants fall onto rocks and release acidic compounds.
B. Stems of plants surround and squeeze rocks
C. Plant roots grow into cracks in rocks
D. Plant protects surrounding rocks from extreme temperatures

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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

(amoeba sisters video recap: pedigrees and need

What are the three different shapes, or structures, of carbon-based molecules