science quiz leson 4&5

Heart mantle begins to rise, less dense convection

Heart mantle hits crust and spread spreads out

Mantle cools becomes more dense gravity causes it to sink

Course he makes material less dense and starts to rise

What order do earth’s layers go in?

Crust – mantle – outer core – inner core

What do cardboard pieces represent in the demonstration we used?

Tectonic plates water was magma cardboard was plates

What does warm putty represent in the term of metamorphic rock

More malleable, easy to deform

What does cooler putty represent in term of metamorphic rocks?

More brittle harder to deform

Densities of oceanic and oceanic plates, equal or unequal

Equal

Are densities of oceanic and continental plates, equal or unequal

Unequal

Are continental and continental plates, densities equal or unequal

Equal

Are transform boundaries plates, continental, continental, equal or unequal

Equal

Divergent boundaries form

Mid ocean Ridge

Divergent boundaries move

Move away from each other

Convergent plates form

Volcanoes, earthquakes, mountains, trench

How do convergent boundaries move?

Towards each other, subduction oceanic under continental

Transform boundaries form

Earthquakes

How do transform boundaries move?

Horizontal past each other side-by-side