We appear to be solid but which of the following components is critical for all living things

1. Carbon

2. Hydrogen

3. Oxygen

4. Nitrogen

5. Phosphorus

6. Sulfur

Explanation:

Purifying the Five Elements of Our Being. Everything in nature is made up of five basic elements: earth, water, fire, air, and space.

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.