2. Sediments come together by these processes to create sedimentary
A: rocks. B: compaction and cementation C: precipitation and cementation D: compaction and precipitation 3: compaction, cementation and precipitation
A: Regional metamorphism is due to extreme pressure caused by heat from magma B: water pressure C: the weight of overlying rock D: atmospheric pressure
4. When sediments are buried the weight above them can make them into rocks. When they are buried by more weight they can become rocks.
5. For an igneous rock to become a metamorphic rock it must
A: melt and then cool B: be broken into fragments and then cemented together C: change composition or mineral shape by heat or pressure D: An igneous rock cannot become a metamorphic rock.
What is one way intensive agriculture can contribute to climate change? a. tree loss to agriculture increases earth's albedo b. livestock manure absorbs greenhouse gases c. large herds of livestock release greenhouse gases d. fewer trees are available to replenish petroleum stores appex
Which of the following is likely not involved in this example of ecological succession? a) the rotting remains of plants add to the fertility of the soil. b)the soil becomes so fertile that eel grass is replaced by other plant species. c) the roots from plants stabilize the sediment, keeping it in place. d) the concentration of salt becomes so high that all plant life is destroyed.