If this spring is compressed 0.6 m what is its spring potential energy?

Identify the type of synthetic material used in each object

The freezing and boiling point of a substance changes as the air pressure around it changes. for example, at a lower air pressure (higher altitude) it is easier for water molecules to escape from liquid into the air. in a high altitude city such as denver, colorado compared to a sea-level city such as houston, texas, water

What is the single most important equation in all of physics?