What Is Very Long Baseline Interferometry (VLBI)

question 48

Multiple Choice

What is Very Long Baseline Interferometry (VLBI) ?

• A)a method to observe the largest possible areas of the sky in radio waves
• B)a method to observe the largest wavelength optical light
• C)linking optical telescopes in different hemispheres to observe the whole sky
• D)linking radio telescopes together electronically to provide very high resolution

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