An equinox occurs twice throughout the course of a year, when Earth’s axis points neither toward nor away from the Sun. How does an equinox affect the lengths of day and night? A. Day and night are equal in length.
B. Day is longer than night.
C. Night is longer than day.
D. The sun will not set, resulting in a 24-hour day.
E. The sun will not rise, resulting in a 24-hour night.

I'm thinking it's 2 you are asked to explain the earth's magnetic field. which is the best reply? 1. the earth's magnetic south is similar to the north pole of a magnet. 2. the earth's core has a strong magnetic charge similar to the south pole of a magnet. 3. the earth's geomagnetic south is similar to the south pole of a magnet. 4. the earth's magnetic charge is not centered at either pole; it varies based on location.

Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.

An object in mechanical equilibrium is an object