Drag and drop the words to complete the sentence. Words may be used once or not at all. abiotic , biotic , crude oil , soil , trees

Coal, , and natural gas are considered resources because they are formed from the remains of living things.

Which of the following is true about the speed of light? it depends on the wavelength.

How can liquids be seperated by density a the liquids are absorbed onto a paper b the liquids are turned into seperate vapors c the liquids are collected as they evaporate d the liquids are allowed to seperate into layers

According to the passage, which of these is true about gray water systems? a) gray water systems use plants that require less water. eliminate b) gray water systems require the use of less fossil fuels. c) gray water systems reduce the amount of fresh water used. d) gray water systems reduce the amount water used by shower heads.