Aliens Activity by John Bergmann and Jeff Christopherson

Aliens Introduction to Periodicity

Your Mission • NASA has recently found life on a nearby planet! • These aliens have many similarities and differences and NASA is in need of a way to organize these life forms. • Your job is to create a table to arrange these new life forms.

Getting Started • NASA’s instructions: – Organize the aliens in a rectangular block. – Each group (vertical column) must be the same in some way and must have some feature that changes regularly as you move down the group. – Each period (horizontal row) must also share one thing in common and also must have one feature that changes regularly as you go across the periodic table. period g r o u p

The Aliens that Escaped • Two of the aliens found escaped in the transportation process. • NASA would like you to make drawings of what you believe those aliens looked like. • They would also like you to describe the two missing aliens.

The Aliens We Didn’t Find • Describe what the next alien would look like in your periodic table. • Also include a drawing of this alien. 1 2 3 4 6 7 8 X 1 2 3 4 5 5 Y Period __ & Group __

Printable copy of LAB Printable copy of pre-LAB Teacher Notes • This lab is used to introduce periodicity and trends in the periodic table. • Students work in small groups to organize aliens into a meaningful pattern. • Two aliens are missing and the students task is to draw pictures of the missing aliens. • Students learn to organize information and predict patterns.

Developed by John Bergmann and Jeff Christopherson Aliens "A"

Developed by John Bergmann and Jeff Christopherson Aliens "B"

1 2 3 4 5 6 7 8 2 3 4 5 Answer Key

1 2 3 4 5 6 7 8 1 2 3 4 5 INCORRECT Answer Key

1 2 3 4 5 6 7 8 9 2 3 4 5 6 Lab Answer Key

Developed by John Bergmann and Jeff Christopherson Aliens "A"

Developed by John Bergmann and Jeff Christopherson Aliens "B"