4. A ball is rolled in a straight line on a smooth surface. No friction is
produced, and the surface extends indefinitely. According to Newton's
1st Law, the ball will - *

Freezing 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.

What is the percent by mass of oxygen in fe2o3

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments