Which information did the Glomar Challenger study in 1968? the rate of seafloor spreading
the direction of seafloor spreading
the age of rocks in various places in the ocean
the contents of rocks in various places in the oceanWhich information did the Glomar Challenger study in 1968?

the rate of seafloor spreading
the direction of seafloor spreading
the age of rocks in various places in the ocean
the contents of rocks in various places in the oceanWhich information did the Glomar Challenger study in 1968?

the rate of seafloor spreading
the direction of seafloor spreading
the age of rocks in various places in the ocean
the contents of rocks in various places in the ocean