Which of the following statements is true? a.
The nitrogen cycle is the most important cycle for life.

b.
The oxygen cycle is the least important cycle for life.

c.
Life can be sustained without any of the cycles for life present.

d.
All cycles of matter are equally important for life to be sustained.

*30 points + brainliest answer* gravity is pulling an object into the sun. the closer the object gets to the sun, the greater the gravitational force that acts on the object, increasing its acceleration. a line graph plotting the speed of the object against time would have which shape? a: straight line of positive slope b: curved line that slopes upward c: curved line that slopes downward d: straight line of negative slope