If the speed of sound in air is 340 m/s, approximately how long will it take the sound of a clap of thunder to travel 2 kilometers?(1 point) 5.9 seconds

3.4 seconds

2.9 seconds

1.7 seconds

Which changes of state do the labels represent? a: b: c:

Drag each item into the proper state of matter category.

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