Photos- Greek - light

photograph →picture drawn by light

telephoto → light from far away

phototropic → turning toward the light

photophobia→ fear or dislike of light

photosynthesis →a process of putting things together by using light

Graph - Greek - to write or draw

phonograph → machine for writing

telegraph → writing from far away

graph → pictured information

autograph → to write one’s own name

Tele- Greek - far away, distant

elevision → seeing distant things

telephone → sound from far away

telescope → device for looking at distant objects

telethon → a telephone fundraiser which runs on non-stop

Metron - Greek → measure

meter → unit of measure 

geometry → measurement of the earth

optometry → measurement of sight

symmetry → measuring the same

thermometer → measure heat

diameter→ measuring across

Tropos - Greek → turning

tropics → the area of the earth from the equator north to the Tropic of Cancer and south to the Tropic of Capricorn

tropical→ the climate of the earth in the tropics

heliotrope→ a flower named for its tendency to turn toward the sun

Philia- Greek - love, friendship

philosopher → one who loves wisdom

philadelphia → city of brotherly love

philanthropist → One who cares about his fellow man

Phobos- Greek - fear

phobia  → irrational fear

claustrophobia → fear of closed (locked or bolted) places

hydrophobia → disease which makes it difficult to swallow, thought to be fear of water

zoophobia →fear of animals

Kinesis -Greek - movement

kinetic →   relating to movement of bodies

cinema →  motion pictures

cinematographer →   motion picture photographer