Arranging Aliens Student Handout HS PS 1-1 ________________________________________________________________________________________________________________________ Arranging Aliens Essential Questions: How is the periodic table organized? Introduction: Aliens have been provided to you by your teacher or print from here: http://bit.ly/2E12xre You have been provided aliens with diﬀerent characteristics. You are to cut out each alien and arrange them so there is a pattern across a row and down a column. There must be something identical about the alien in each row and in each column. There should be something that changes about each alien as you look down a column and across a row (which represent periods and families on the periodic table) Two Aliens are MISSING from your set; simply leave empty spaces in your rectangular block for these Aliens. Once you have finished arranging your Aliens, have your teacher check look at your block to check it and to sign your paper below before proceeding to the questions For the GROUPS (going up and down): For the PERIODS (going across): - What about the aliens varies in a PREDICTABLE - What about the aliens varies in a PREDICTABLE pattern? pattern? _______________________________________ - What is EXACTLY THE SAME? ______________________________________ - What is EXACTLY THE SAME? _______________________________________ ______________________________________ Teacher initials here: _____________ (proceed to questions) Questions: 1. How many groups of Aliens do you have? ____________________ How many periods of Aliens do you have? _________________________ 2. The Missing Aliens… For two Aliens that are missing… A) List three statements describing what it looks like, and then B) Draw it neatly in the space provided. Description of Missing Alien #1 I. II. III. Drawing of Missing Alien #1 Arranging Aliens Student Handout HS PS 1-1 ________________________________________________________________________________________________________________________ Description of Missing Alien #2 Drawing of Missing Alien #2 I. II. III. 3. The ‘Next’ Alien? Describe what the ‘Next’ Alien in a row/column might look like and draw it neatly. We picked the next alien that would be in group number: __________ and period number ___________ Description of “Next” Alien Drawing of “Next” Alien “The ‘Next’ Alien almost certainly has…” “Things about the ‘Next’ Alien we really don’t know…” 4. Connection to the real periodic table. - The alien trait of fingers represents _______________________________ from the real periodic table. - The alien trait of hair/legs/stripes represents ________________________ from the real periodic table. - The alien trait of eyes represents __________________________________ from the real periodic table.