Visible Light from a Distant Star Can Be Spread into a Spectrum

question 51

Multiple Choice

Visible light from a distant star can be spread into a spectrum by using a glass prism or .

• A)a diffraction grating
• B)a flat glass mirror
• C)adaptive optics
• D)a telescope

Identify the characteristics of implied contracts through the conduct of the parties.

Recognize that a contract requires mutual enforceability to be considered valid.

Understand the distinction between executory and executed contracts based on performance.

Grasp the elements essential for the formation of a valid contract including offer, acceptance, and consideration.