# data[].attributes.headline
Compression-The particles that are close together.

# data[].attributes.subject
Compression-The particles that are close together.

# data[].attributes.headline
Rarefaction-The particles that are spread out.

# data[].attributes.subject
Rarefaction-The particles that are spread out.

# data[].attributes.headline
Trough-Where the displacement of the medium is minimum. (Bottom of the wave).

# data[].attributes.subject
Trough-Where the displacement of the medium is minimum. (Bottom of the wave).

# data[].attributes.headline
Amplitude-The vertical distance between the peak or a valley and the resting position.

# data[].attributes.subject
Amplitude-The vertical distance between the peak or a valley and the resting position.

# data[].attributes.headline
Amplitude-The vertical distance between the peak or a valley and the resting position.

# data[].attributes.subject
Amplitude-The vertical distance between the peak or a valley and the resting position.

# data[].attributes.headline
Wavelength-The distance between two corresponding parts of the wave.

# data[].attributes.subject
Wavelength-The distance between two corresponding parts of the wave.

# data[].attributes.headline
Wavelength-The distance between two corresponding parts of the wave.

# data[].attributes.subject
Wavelength-The distance between two corresponding parts of the wave.

# data[].attributes.headline
Crest-Where the displacement of the medium is maximum. (The top of the wave).

# data[].attributes.subject
Crest-Where the displacement of the medium is maximum. (The top of the wave).

# data[].attributes.headline
Mechanical waves must travel through a solid liquid or a gas.

# data[].attributes.subject
Mechanical waves must travel through a solid liquid or a gas.

# data[].attributes.headline
Longitudinal waves are one of the two major parts of waves. In longitudinal waves, you can see Amplitudes, Wavelengths, Rarefactions and Compressions. The direction of energy transfer in Longitudinal waves are left to right. Longitudinal waves move in an up and down motion.

# data[].attributes.subject
Longitudinal waves are one of the two major parts of waves. In longitudinal waves, you can see Amplitudes, Wavelengths, Rarefactions and Compressions. The direction of energy transfer in Longitudinal waves are left to right. Longitudinal waves move in an up and down motion.

# data[].attributes.headline
Transverse waves are one of the two major types of waves. In transverse waves, you can see Amplitudes, Crests, Troughs and Wavelengths. The direction of energy transfer in Transverse waves are left to right. Transverse waves move in an up and down motion.

# data[].attributes.subject
Transverse waves are one of the two major types of waves. In transverse waves, you can see Amplitudes, Crests, Troughs and Wavelengths. The direction of energy transfer in Transverse waves are left to right. Transverse waves move in an up and down motion.

# data[].attributes.headline
The wave's oscillations are parallel to the direction of energy transfer.

# data[].attributes.subject
The wave's oscillations are parallel to the direction of energy transfer.

# data[].attributes.headline
The wave's oscillations are perpendicular to the direction of energy transfer.

# data[].attributes.subject
The wave's oscillations are perpendicular to the direction of energy transfer.