What type of crust do we live on?
What is continental
The percentage of Earth's mass that is the inner core
What is 5%
This country dug the deepest hole on Earth
Who is Russia
True or False, the crust is one solid layer
What is false
How much of the earth is the mantle?
What is 84-5%
What layer of earth (from the outside) is the outer core ?
What is the 3rd one
What layer is liquid?
What is the inner core
We do not live on this type of crust
What is Oceanic
True of False, is a solid
What is true
This is the inner core is a solid despite its being the hottest
What is pressure
This layer has all 3 types of rocks
What is the crust
what force causes the movement of the crust in the mantle?
What is convection currents
This is the percentage that the Outer Core is of the Earth's total mass?
What is 10%
True or false the inner core rotates at a different speed, but is constant
False, it rotates but a varying speeds
This is the deepest humans have gone into the crust?
What is 12.2 km
What is 1%
This is the number of years for the rock in the Mantle to cycle
What is 1000 years?
Convection currents cause this in the Outer Core
What are magnetic fields?
The inner core changes its rotation speed in this time interval.
What is 70 years
We can read this change from the sea floor like a barcode.
the switching of the poles