Which factor has the least effect on the weathering of a rock?

A)Composition of the rock
B)Exposure of the rock to the atmosphere
C)The number of fossils found in the rock
D)Climatic conditions

Classify the descriptions and examples as endocrine or neural control

The united states produces an average of 429 billion pounds of food annually. about 133 billion pounds of that food ends up as waste.the percentage of food that the united states wastes each year is %.

Slow down transpiration by the stomata question 9 options: a guard cells; closing b chloroplasts; closing c guard cells; opening d chloroplasts; opening