Answer:
Nutrient pollution is the process where too many nutrients, mainly nitrogen and phosphorus, are added to bodies of water and can act like fertilizer, causing excessive growth of algae. Nutrients can run off of land in urban areas where lawn and garden fertilizers are used
Explanation:
Answer:
Sensory memory is an ultra-short-term memory and decays or degrades very quickly, typically in the region of 200 – 500 milliseconds (1/5 – 1/2 second) after the perception of an item, and certainly <em>less than a second</em> (although echoic memory is now thought to last a little longer, up to perhaps three or four seconds).
Answer:
1. flame color (i think)
2. carbon dioxide is a reactant
Properties of a pure substance are constant because the structure of the pure substance is not varying.
Hope this helps!
