When might a scientist use a model?

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

What state of matter is ice a. liquid b. element c. solid d. gas