Research some achievements in the field of science and technology under the different Philippine Presidents after the time of ferdinand Marcos and trace how they helped shape the Philippines as nation.

it is either c or d and i know for sure it is not a or b

trachea, alveoli, lung capillaries, arteries

the water is warmed up by the sun and then it evaporates into the atmosphere. the sunlight warms the water by its heat. water is then cooled down and condensation takes place. the water then finally returns back to the earth by the process of precipitation in the form of rain or ice.

explanation:

the atmospheric gas that forms a mild acid when dissolved in water is called carbon dioxide. the correct answer is a. 2.) chemical weathering would cause an inscription on a marble headstone to become harder and harder to read over time.