When the magnetic field of Earth is reversed,
A) Earth flips over in its orbit.
B) Earth's rotation is also reversed.
C) newly formed mineral grains on the ocean floor are magnetized according to the new orientation of the magnetic field.
Question 2
Detailed mapping of the ocean floors revealed
A) huge mountain ranges beneath the oceans.
B) deep trenches near some of the continents.
C) that the oceans are equally deep at all locations.
D) huge mountain ranges on the ocean floor, and deep trenches near some of the continents.
Field experiment on effects of predation on male guppy colouration
The first step in field recovery involves surveying the site, sometimes with special equipment.
El Anatsui, Between Earth and Heaven.
Eccentricity "Orbit is an ellipse"
Short-wavelength flux is reflected by Earth
Determined the magnitude of the magnetic force on the conductor.