doppler effect - Kaomojis Copy Paste

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#spectroscopy #star composition #light spectrum #redshift #doppler effect #astronomical optics #wavelength

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#doppler effect #light wave #frequency shift #redshift #blueshift #moving star #spectroscopy

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#racing speed #speed sound #engine noise #doppler effect #fast pass sound

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#doppler effect #radar gun #speed measurement #police radar #wave reflection #frequency shift #microwave #electromagnetic wave