M 2
1
w
min
M

3
4
Which wave has the longest wavelength?
wave 1
wave 2
wave 3
wave 4

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