At higher altitudes:
Boiling point of a liquid decreases
Boiling point of a liquid increases
No change in boiling point
Melting point of solid increases

Which term best describes the form sound takes as it travels away from a drum (a- gas)(b-music) ( c-waves) (d-particles

What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures

How much carbon is stored in the atmosphere as co2