Which of the following is the reason for the widespread use of fossil fuels? O A. They contain a great deal of energy.
o B. They are a renewable source of energy.
C. They are not harmful to the environment.
D. They are usually found in a liquid form.

25pts the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Transfer chemicals from one location to another to weather objects. a-water b-physical weathering c-chemical weathering

Researchers determine that the biodiversity in a woodland region is declining. they identify two major threats to the region's biodiversity, a method to address each threat, and the expected outcome of each method. this information is shown in the table. a) reforestation would not benefit many species because most forest species live on the ground. b) reforestation would take the longest time to be effective because trees take several years to grow. c) biological augmentation would benefit only a few species because is is typically not very effective. d) biological augmentation would take less time to ve effective because it targets the majority of prey species.