Penny Discoveries, Contents, Needs by Keane Anderson https://padlet.com/kanderson88/682pm2xtffpl en-us 2018-01-22 21:12:46 UTC 2018-01-22 21:29:17 UTC hello@padlet.com Pennies https://padlet.com/kanderson88/682pm2xtffpl/wish/223568277 The older pennies are 0.5-0.7 grams heavier than the newer pennies.
1 % Copper   99% Zinc

The newer pennies oxide quicker than the older pennies 
The newer pennies oxides quicker because their more zinc than the older pennies]]> 2018-01-22 21:17:17 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223568277 Copper https://padlet.com/kanderson88/682pm2xtffpl/wish/223568653 I'm certain that the pennies are made of copper since most copper metals are brownish color.]]> 2018-01-22 21:18:31 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223568653 Dont know why we need water https://padlet.com/kanderson88/682pm2xtffpl/wish/223568723 2018-01-22 21:18:46 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223568723 https://padlet.com/kanderson88/682pm2xtffpl/wish/223568923 copper is brown]]> 2018-01-22 21:19:24 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223568923 https://padlet.com/kanderson88/682pm2xtffpl/wish/223568939 2018-01-22 21:19:27 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223568939 Dirty https://padlet.com/kanderson88/682pm2xtffpl/wish/223568977 Some pennies are covered in grime and some aren't.]]> 2018-01-22 21:19:34 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223568977 https://padlet.com/kanderson88/682pm2xtffpl/wish/223569014 By the year 2000 the pennies become lighter and shinier. As for the pennies below 2000 they are darker and heavier

]]> 2018-01-22 21:19:42 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223569014 old pennies are more heavier https://padlet.com/kanderson88/682pm2xtffpl/wish/223569078 2018-01-22 21:19:58 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223569078 do you have to add something? https://padlet.com/kanderson88/682pm2xtffpl/wish/223569216 2018-01-22 21:20:30 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223569216 https://padlet.com/kanderson88/682pm2xtffpl/wish/223569371 95%copper 5% tin and zinc

]]> 2018-01-22 21:21:08 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223569371 The smell https://padlet.com/kanderson88/682pm2xtffpl/wish/223569427 2018-01-22 21:21:21 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223569427 https://padlet.com/kanderson88/682pm2xtffpl/wish/223569430 is there a formula we need?

\]]> 2018-01-22 21:21:23 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223569430 Water https://padlet.com/kanderson88/682pm2xtffpl/wish/223569459 The water became somewhat cloudy]]> 2018-01-22 21:21:29 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223569459 https://padlet.com/kanderson88/682pm2xtffpl/wish/223569471 why would older pennies be more heavier than newer pennies?]]> 2018-01-22 21:21:31 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223569471 zap17551 https://padlet.com/kanderson88/682pm2xtffpl/wish/223569504 2018-01-22 21:21:40 UTC https://padlet.com/kanderson88/682pm2xtffpl/wish/223569504 U KNOW I HAVE THE BEST ANSWER :) cjg11 https://padlet.com/kanderson88/682pm2xtffpl/wish/223569730 The newer the penny, the less it weighs. (2.5g) 

the older and darker the penny is the more it weighs (3.0g)


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