The document discusses the chronology of events in the Big Bang theory, including the formation of light elements. Students are asked to define and arrange terms related to the Big Bang in chronological order, including nucleosynthesis, cooldown, singularity, recombination, and inflation. The document provides instructions and a worksheet for students to complete as part of a lesson on the Big Bang theory and nucleosynthesis.

1. Unit 1: Nucleosynthesis: The Beginning of Elements
•​ Grade 11/12
Lesson 1.1 The Big Bang Theory and the
Formation of Light Elements
​Worksheet 1
Name: ___________________________________________________ Date: _________________________
Grade and Section: ______________________________________ Rating: ________________________
Instructions: ​Briefly define and arrange the following terms according to the chronology of
events in the big bang theory.
A. nucleosynthesis
B. cooldown
C. singularity

2. Unit 1: Nucleosynthesis: The Beginning of Elements
•​ SHS
Lesson 1.4: Effects of Decaying
Materials to One’s Health
​Worksheet 1
Name: ___________________________________________________ Date: _________________________
Grade and Section: ______________________________________ Rating: ________________________
D. recombination
E. inflation
Chronology of Events
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