Tycho Made Angular Measurements with an Accuracy of One Arcminute

question 286

Multiple Choice

Tycho made angular measurements with an accuracy of one arcminute. If Mars takes 2.136 years to complete one orbit of the Sun as viewed from Earth (a synodic period) , how long on the average does it take Mars to move through one arcminute?

• A) 1 second
• B) a little less than 1 hour
• C) about a day and a half
• D) 17 days

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Definitions:

Somatic Nervous System

Part of the peripheral nervous system associated with voluntary control of body movements through the action of skeletal muscles.

Voluntary Activities

Acts performed by individuals out of free will, without coercion, often reflecting personal interests, values, or the desire to contribute to the community.

Motor Neurons

Nerve cells that initiate and control the movement of muscles by transmitting messages from the brain or spinal cord to the muscle fibers.

Sensory Neurons

Nerve cells responsible for converting external stimuli from the organism's environment into internal electrical impulses.