Quiz
4.- Plates moving due to convection in mantle
Questions in this quiz (5)
1What happens when we warm up water in a pot?
- AMore kinetic energy- less volume- less density- molecules rise up
- BMore kinetic energy- more volume- less density- molecules rise up
- CMore kinetic energy- less volume- more density- molecules rise up
2What happens when water reaches the top of the pot?
- AMolecules cools down- more kinetic energy- less volume- more dense- falls down
- BMolecules cools down- less kinetic energy- less volume- less dense- falls down
- CMolecules cools down- less kinetic energy- less volume- more dense- falls down
3What are the characteristics of the mantle that permit it to produce convection currents?
- AIt is hot and elastic
- BIt is a kind of mushy, spongy state
- CIt is not quite liquid, but not quite solid state, kind of plastic
4The part of the mantle where convection currents occur is the astenosphere
- ATrue
- BFalse
5What if the mantle solidified?
- ANo convection currents, no plate movement
- BNo convection currents, no earthquakes
- CNo convection currents, no volcanism
Information
- Description
- https://www.khanacademy.org/science/cosmology-and-astronomy/earth-history-topic/plate-techtonics/v/plates-moving-due-to-convection-in-mantle
- Author
- PEDRO ALVAREZ JIMENEZ
- Language
- English
- Views
- 458
- History
- Created on 25 Jun 2015 · updated on 25 Apr 2017
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