Edwin Hubble and Milton Humason Discovered That There Was a Linear

question 41

Multiple Choice

Edwin Hubble and Milton Humason discovered that there was a linear relationship between a galaxy's ____.

• A) rotation curve and distance
• B) mass and luminosity
• C) age and distance
• D) apparent recession velocity and distance
• E) mass and recession velocity

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Definitions:

Phosphate Groups

Chemical groups containing phosphorus and oxygen that are critical components of molecules like DNA, ATP, and phospholipids.

Amino Acids

Organic compounds that serve as the building blocks of proteins, containing both an amino group and a carboxyl group.

Double Covalent Bonds

Chemical bonds formed by the sharing of two pairs of electrons between two atoms, creating a strong link in the molecule structure.

Fatty Acid

Organic compounds consisting of a hydrocarbon chain and a terminal carboxyl group, important components of lipids in the body such as fats and oils, playing key roles in energy storage and cell structure.