What is the phase of the moon when the moon sits between the moon and sun

Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.

What does the symbol (–hfus) indicate in a phase change?

What is happening when the water inside a kettle heats up and begins to boil