What are the very small particles that make up all matter?

What effect might melting sea ice have for people who live in coastal areas?

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?

The density of the solid phase of a substance is 0.90 g/cm3 and the density of the liquid phase is 1.0 g/cm3. a large increase in pressure will a. lower the freezing point b. raise the freezing point c. lower the boiling point d. raise the triple point e. lower the triple point