Geo&Sci
Science
Science
History&Sci
History&Math
100

(n) land surrounded by water on 3 sides

peninsula

100

the part of the brain that coordinates voluntary muscle movement and stores the memory of repetitive movement

cerebellum

100

the nervous system has sensory neurons and motor neurons, transmitting information between the CNS and the rest of the body  

peripheral nervous system

100

the cell in the retina that detects color and bright light

cone cell

100

Famous mathematician

Needs to be capitalized

Euclid

200

 (n) slow-moving masses of ice and snow

glacier

200

the part of the brain that controls involuntary functions, such as heart beat and blood pressure

brain stem

200

an opening in the iris that controls how much light pass through

iris

200

the image to be focused too far in front of the retina

nearsightedness

200

The application of logic.

reason

300

(n) a rich soil made of fine sediment

loess

300

`a tubelike structure made of neurons which send information back and forth between the brain and other body parts

spinal cord

300

the part of the eye that works with the cornea to focus light

lens

300

Famous pholosopher who was poisoned.

Socrates

300

the study of the fundamental nature of knowledge, reality, and existence,

philosophy
400

the nervous system that made of the brain and the spinal cord

central nervous system

400

the transparent outer layer of the eye which changes the direction of light rays

 cornea

400

an area at the back of the eye where light focus

retina

400

Philosopher; author of 'Republic'

This one has 5 letters and starts with P

Needs to be capitalized

Plato

400

The index to the top left of the radical symbol that tells you which root to take

 radical exponent

500

the largest part of the brain, controlling memory, language, and thought

cerebrum

500

the colored part of the eye that controls the size of pupil

iris 

500

the cell in the retina that detects shapes and dim light

rod cell

500

Philosopher; author of 'Republic' 

This one has 8 letters and starts with A

Needs to be capitalized

 Aristotle

500

A value refers to the distance of a number from the origin of a number line.It is represented as |a|.

absolute value