Which of these types of environments experiences the least change in the total number and type of species over time?
a an ecosystem with only pioneer species
b an ecosystem that is in primary succession
c an ecosystem that is in secondary succession
d an ecosystem with a climax community

The pressure proportional to the area a- inversely b- directly c- increase d-decrease

This chart shows characteristics of three different types of waves. which statement is best supported by the information in the chart? wave x and wave y are mechanical waves, and wave z is an electromagnetic wave. wave x and wave y are electromagnetic waves, and wave z is a mechanical wave. wave x and wave z are electromagnetic waves, and wave y is a mechanical wave. wave x and wave z are mechanical waves, and wave y is an electromagnetic wave.

Me with this and you will be marked brainliest