Other than the hydrogen and helium formed at the time of the Big Bang, nuclear fusion within stars produces all atomic nuclei lighter than and including iron, and the process releases electromagnetic energy. Heavier elements are produced when certain massive stars achieve a supernova stage and explode.
Standard detail
DCI.ESS1.A.9-12.8
Depth 2Parent ID: E9D4A110DFE60131C9B668A86D17958EStandard set: Grades 9, 10, 11, 12
Original statement
Quick facts
- Statement code
- DCI.ESS1.A.9-12.8
- List ID
- •
- Standard ID
- E9D5C770DFE60131C9B968A86D17958E
- ASN identifier
- S2472003
- Subject
- Science
- Grades
- 09, 10, 11, 12
- Ancestor IDs
- E9D4A110DFE60131C9B668A86D17958EE9BA16F0DFE60131C97568A86D17958E
- Source document
- Next Generation Science Standards (2013)
- License
- CC BY 3.0 US