How does melting point of albite with water change as the depth of its burial increases from 0 to 3km

In science and physics what is the standard unit of measure for speed?

Aspectroscope breaks light up into its colors, allowing scientists to analyze light from the solar system and universe. by studying the spectral line patterns, widths, strengths and positions, scientists can determine the speed, position, and of celestial bodies. a) age b) origin c) rotation d) temperature

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine