A New Technique Called Adaptive Optics Allows Astronomers To

question 35

Multiple Choice

A new technique called adaptive optics allows astronomers to:

• A) change the eyepieces of their telescopes much more quickly than ever before
• B) compensate for changes in the Earth's atmosphere and achieve better resolution
• C) increase the aperture of their telescopes by connecting several telescopes
• D) change the region of the electro-magnetic spectrum in which their telescope is able to detect radiation
• E) use the observatory shop to make better eye-glasses for their graduate students

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Definitions:

Magma

Hot molten or semi-fluid rock located beneath the Earth's surface, which can erupt through volcanoes.

Evolutionary Diagrams

Visual representations that depict the relationships among organisms or groups based on their shared evolutionary history.

Stratigraphic Section

A columnar diagram that shows the sequence of rock units, generally in their approximate relative thicknesses.

Wavelengths

The distance between successive crests of a wave, typically used in the context of electromagnetic waves.