The Earth moves in predictable patterns. One of these patterns causes approximately 12 hours of daylight and 12 hours of darkness during a 24-hour
period in areas around the equator. This movement is referred to as -
A. a rotation
B. an equinox
C. a photoperiod
D. a revolution

false

because it does not have the potential to be entirely used up

no statements shown

the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl