A student has 4 cards representing elements. The cards were dropped and you have to figure out which ones are the same element. Writing Task:
•What determines the identity of an element
•How the elements are arranged on the periodic table
•Which of the 4 cards represent the same element and how do you know?

ynm-cdis-bbg

its a g.oo.gl.e me.et co.d.e

its a study mee.ting i am also girl so girl is allo.wed boy are not allo.wed he alway thing wrong so girl co.me i am also girl here we only study its a safe mee.ting

answers: to make sure that all of the broken pieces of tablet were added to the water, to allow for fair comparison of all three trials, with different particle sizes to avoid experimental error