When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Aggregates: Fluids, flows, waves, and granules 2.4. Free space; the Vacuum 2.5. Forces and vectors 2.6. Energy and heat 2.7. Light: Electromagnetic radiation 2.9. Possible radiation granularity; Photons 2.10.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.