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Tower / Case

Motherboard

Central Processing Unit (CPU)

Fan/Heat Sink

Random Access Memory (RAM)

Video Card

VGA cable

Sound card

Network card

Network cable

Network cable

Hard drive

Floppy disk drive

Floppy disk

Digital Versatile Disc (DVD) drive

Power supply

Ribbon cable

SATA cable

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Magic Wand selects pixels with the some colour 
Quick Select selects pixels with the some colour
Rectangular / Elliptical Marquee 

 Makes a rectangular selection (or a square, when used with the Shift key). 

 Makes an elliptical selection (or a circle, when used with the Shift key).
Magnetic Lasso  An edge selection tool that detects an image's edges and automatically selects the pixels around them.
Polygon Lasso it selects stuff that's in a in a straight line 

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how to photo shop https://docs.google.com/presentation/d/1Da1ntH42uiFPEjE_LjUJt0E3JmFO0oEiqQWJ2LGLbHs/pub?start=false&loop=false&delayms=3000&slide=id.p

Pixel: make up a photo 

Resolution: how many pixels are in a photo 

RGB Colour: red green blue

Compression

Gifs are good for : line art and cartons 

Jpegs are good for: colour photos

PNGs are good: transparency and vector style not photos 

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