Examlex
The period of a satellite circling planet Nutron is observed to be 84 s when it is in a circular orbit with a radius of 8.0 * 106 m.What is the mass of planet Nutron?
Motor Area
A region of the brain, notably within the frontal lobe, responsible for the control of voluntary movements.
Presbyopia
A common age-related condition where the eye's lens loses the ability to focus on close objects, necessitating reading glasses or bifocals.
Elasticity
The ability of an object or material to resume its normal shape after being stretched or compressed, indicating flexibility and resilience.
Lens
A transparent structure inside the eye that focuses light onto the retina to form images.
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