When a solid melts
a. the temperature of the substance increases.
b. the temperature of the substance decreases.
c. heat energy leaves the substance.
d. heat energy enters the substance.?

Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean

Compare and contrast physical changes with chemical changes.

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation: