How does the chemical reaction of ethanol burning relate to the matter and chemical changes that occur in the body when a person exercises?

Coquina, a type of limestone, forms from shell fragments that settle on the ocean floor. what type of rock is coquina?

The pattern of this wave changes between its beginning and end. what is true about the amplitude and wavelength of the wave when the pattern changes?

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?