Which groundwater contaminant contained in fertilizers and pesticides
comes from farms?
A. bacteria
B. mercury
C. nitrates
D. sodium

Ascientist discovers a new body between the orbit of neptune and the kuiper belt. the object is round and travels in an orbit around neptune with other space objects. the scientist claims that she has found a new dwarf planet. where is the scientist’s error?

The rapid decomposition of organic matter produces evidence which supports: the slow accumulation of coal deposits long ages of the earth rapid burial of vast amounts of vegetation biblical account of noah's flood

How does photosynthesis show the conservation of mass and energy?