35 POINTS!

Which of the following are two examples of ways that objects can have potential energy?

A boulder that is falling after being pushed off a cliff.

A Iron nail as it move towards
a magnet.

A pebble in a slingshot before it has been shot.

A pebble traveling as it is shot with a slingshot.

98 ! and brainliest plz ! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

Water's surface tension and heat storage capacity are accounted for by its a) orbitals b) weight c) hydrogen bonds d) mass e) size

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.