Which statement explains one way that lakes form? A. Lava flows block a river. A. Lava flows block a river. B. Streams flow into shallow areas. C. Groundwater feeds into low-lying areas. D. Grassy wetlands get covered by a stream.

Marianne is comparing two animals: a fruit fly and a fruit bat. she asks, "do a fruit fly and a fruit bat share a common ancestor in their evolutionary history? " according to evolutionary theory, what is the answer to marianne's question?

Awave has a wavelength of 15 mm and a frequency of 6 hertz. what is its speed?

The graph shows the amount of global warming happening in different ecosystems. which populations of organisms will likely decline the most as a result of climate change, and why? a.coral reefs because of the loss of the symbiotic algae living within their bodies b.penguin populations because the fish they eat will move into warmer waters c.mountain-dwelling birds because rising sea levels will relocate their food sources d.large cats in the rainforest because of decreased habitat loss for their prey