The amount of stress needed to make rocks fracture is less at the surface
in the mantle
deeper in the crust
the same throughout earths layer

Acontinental polar air mass foms in

What first caused people to consider that the continents were once one large landmass?

Plz asap can someone find the answer or the mark scheme or anything plzzz you : ) ‘it's perfectly understandable that hundreds of millions of people around the world live close to volcanoes’ use evidence to support this statement. (6 marks)