The scattering of a stream of positively charged particles when striking a thin film of gold confirms that

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?

List five ways we are indebted to phytoplankton

The serengeti plains are part of the african savanna ecosystem and are home to a variety of different species of plants and animals. the serengeti plains experience a seven-month period of seasonal drought each year, during which the ecosystem receives only four inches of rain and the availability of some resources becomes very scarce. which type of limiting factors does the seasonal drought in the serengeti plains affect?