Carbonic acid is frequently created by the dissolution of atmospheric CO, into water. This is the main cause of the acidification of large bodies of water. Over the last 100 years, the pH of the oceans has gone from 8.2 to 8.1. However the pH of the oceans may decrease even further to 7.8 in the NEXT 100 years. To a layperson that may not sound so bad therefore they might say: Well it is just a decrease of 0.4, explain why this decrease is much worse than it sounds.

b tumor cells have a cell wall instead of a membrane

explanation:

tumor cells different from normal cells because tumor cells have a cell wall instead of a membrane.

burning fossil fouls really decrease the carbon in the atmosphere so b

the statements that apply here about binary star system are

"have stars that might appear to wobble"

"often have one star that is brighter than other"

a binary star is a star system consisting of two stars revolving around their common barycenter. systems of two or more stars are called multiple star systems.