The study of the history of earth's magnetic field is known as

What structure on the south african coast has a range of 63 km and releases flashes every 30 seconds?

Given f(x) = 3x= 1 and g(x) = 2x-3, for which value of x does g(x)= f(2)? its for algebra

Which mountain range separates georgia from russia? a. ural mountains b. carpathian mountains c. caucasus mountains d. siberia mountains