70% of the size of the Earth.
tsuami
An ocean because when the ocean spread out the ocean floor is moving and becoming large but because also of the sinking of the ocean floor it 's not becoming larger it's just maintaining it own size. lyssa
No, an earthquake on the ocean floor can cause a tsunami (a series of large waves). Earthquakes do not influence weather events such as tornadoes.
Holdfasts are the structures in large algae that take the place of roots. These holdfasts anchor the algae to the ocean floor, providing stability and allowing the algae to withstand ocean currents and waves.
Large flat areas of the ocean floor are called abyssal plains. These regions are typically covered in thick layers of fine sediment and are among the flattest, most featureless parts of the ocean floor. Abyssal plains are found at depths between 3,000 and 6,000 meters.
continental shelf
At the mid-ocean ridges, large underwater mountain ranges formed along diverging oceanic plates.
Earthquakes in Japan are caused by the movement of tectonic plates. A tsunami is a large ocean wave that is caused by sudden motion on the ocean floor which can be triggered by earthquakes.
I believe either a Basin or a Valley.
abyssal plain i think
Fossil Fuel Oil is stored in large tankers underneath the ocean right on the bottom of the ocean floor.
which landforms are on the ocean floor