The Total Mass of a Binary System Can Be Calculated

question 46

Multiple Choice

The total mass of a binary system can be calculated from

• A) the ratio of the angular separation from the center of mass of each of the stars.
• B) the distance to the binary and its radial velocity.
• C) the semi major axis and period of the orbit.
• D) the radial velocities of the two stars.
• E) the time required for the small star to eclipse the larger star.

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Definitions:

Neuromodulators

Substances released by neurons in the nervous system that influence the strength or weakness of the signal being transmitted, altering the activity of other neurons or muscles.

Synaptic Transmission

The process by which nerve impulses are transmitted across a synapse from one neuron to another.

Neurotransmitter Receptor

A specialized protein on the surface of a cell, designed to bind with specific neurotransmitters to induce changes within the cell.

Neurotransmitter

Chemicals that transmit signals across a synapse from one neuron to another in the nervous system.