# PeriodicTableIntroductionActivity

```Arranging Aliens Student Handout
HS PS 1-1
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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 diļ¬erent 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.
```