The one that does not involve chemical energy would be : C. Coasting downhill on a bike
This one requires physical energy, To be categorized as chemical energy, the bond of chemical compounds has to be released
Hope this helps
The vertical component grows at an increasing rate because
gravity is ACCELERATING the object vertically. So its speed
keeps growing. Speed is the slope of the displacement graph.
Answer:
science is the knowledge gained through observations and experimentations
Characteristics
consistency
observability
predictability
testability
tentativeness
components of nature are soil,atmosphere and radiation
Non metals tend to have higher ionization energies
Permafrost is a thick subsurface layer of soil that remains frozen throughout the year, occurring chiefly in polar regions.
I believe it would be D.