Which of these waves travel the fastest? - sound waves in air
- sound waves in water
- light waves in water
-light waves in vacuum

What is the fate of the electrons that interact with a specimen in an electron microscope?

Which transition by an electron will release the greatest amount of energy? oa ob oc od

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