The diagram below shows stream gradient. If a stream has a horizontal distance of 10 km and begins at an elevation of 100 m higher than where it ends, what is its stream gradient? A. 10 km + 100 m = 110 km/m

B. 100 m / 10 km = 10 m/km

C. 10 km / 100 m = .10 km/m

D. 100 m * 10 km = 1000 m/km

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

Which statement describes characteristics of planarians? a they live in oceans, are parasites, and reproduce only sexually. b they live in fresh water, are parasites, and reproduce only asexually. c they live in oceans, are free living, and reproduce sexually and asexually. d they live in fresh water, are free living, and reproduce sexually and asexually.

What are the ingredients of oobleck?