- Radio wave.
- Microwave.
- Visible light.
- Gamma ray.

Category: Chemistry
- Work function.
- Ionization energy.
- Binding energy.
- Threshold energy.
- Activation energy.
- Work function.
- Ionization energy.
- Kinetic energy.
- It increases.
- It decreases due to absorption.
- It remains constant, but its speed changes.
- It is completely absorbed.
- The wave nature of light.
- The particle nature of light.
- The quantization of energy.
- The uncertainty principle.
- Conduction.
- Convection.
- Radiation via photons.
- Sound waves.
- They have an electric charge.
- They have a variable speed in vacuum.
- They exert radiation pressure.
- They are deflected by magnetic fields.
- Because they have different numbers of protons.
- Because their electrons occupy different, quantized energy levels.
- Because their atoms are of different sizes.
- Because their nuclei have different masses.
- Ground state.
- Excited state.
- Ionized state.
- Stable state.
- Line spectrum.
- Emission spectrum.
- Continuous spectrum.
- Absorption spectrum.
- 3.315?10?27 kg m/s
- 3.315?10?26 kg m/s
- 4.97?10?19 kg m/s
- 4.97?10?28 kg m/s
- 5.51?1014 Hz
- 3.65?1014 Hz
- 4.25?1014 Hz
- 2.28?1014 Hz
- 1.25?1019
- 2.0?1019
- 1.25?1020
- 2.0?1020
- 3.62?1019
- 3.62?1020
- 2.41?1019
- 2.41?1020
- 4.42?10?19 J
- 2.76?10?19 J
- 3.315?10?19 J
- 5.52?10?19 J
- 1.5 J
- 2.4?10?19 J
- 1.5 eV
- 2.4?10?19 C
- Radio wave.
- Visible light.
- X-ray.
- Microwave.
- 6.63?10?20 J
- 3.315?10?19 J
- 6.63?10?19 J
- 9.945?10?20 J
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