How does this model explain a type of eclipse? 1.it shows that a solar eclipse occurs when earth casts a shadow over the moon
2.it shows that lunar eclipse occurs when earth casts a shadow over the moon
3. It shows how a lunar eclipse can only occur in the night
4.it shows that a solar eclipse occurs when the moon casts a shadow over earth

Identify a strong intermolecular force of attraction between an alcohol

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15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.