In the same direction as the force
Independent, and inverse means if one variable increases then the other decreases, direct is when they both go up or down together.
The correct answer that would best complete the given statement above would be the term WHITE. Prisms separate WHITE light, such as that from the Sun, ...
-- "Declination zero" means the object is in the sky at some point directly over the Earth's equator.
-- If it's the sun and it appears to be over the equator, then that tells us that the Earth's axis is not tilted toward or away from it.
-- That in turn tells us that the Earth is at one of the two equinoxes in its orbit, either the Spring one or the Autumn one. <em> (D)</em>
-- (The first days of Summer and Winter coincide with solstices, not equinoxes.)