7. the lmc is in the opposite part of the sky to andromeda, and from the point of view on someone in andromeda, m33 and the milky way are 90 degrees apart on the sky. draw a diagram showing the four largest galaxies in the local group to scale. if 1 mm = 1000 lightyears and the milky way is 12 cm in diameter.

a mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. this uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the oceanic crust and create magma where two tectonic plates meet at a divergent boundary.a geomagnetic reversal is a change in a planet's magnetic field such that the positions of magnetic north and magnetic south are interchanged.

the answer for this question on edg. is 8/5