Phd Science Module

Which of the following DOES NOT describe a convection process?

• the handle of a metal pot is hot while cooking

• boiling of macaroni pasta

• a sea breeze

• ocean water in the surface is warmer

Tags

NGSS.MS-ESS2-6

What is the source of heat generated by the core to the mantle?

• gases

• decayed radioactive elements

• molten rocks

• molten metals

Tags

NGSS.HS-ESS2-3

Which of the following has a faster movement of molecules?

• hot materials

• warm materials

• cold materials

• room temperature materials

Tags

NGSS.MS-PS1-4

Which of the following has a lesser density in a convection cell?

• warm fluid materials

• cold fluid materials

• room temperature fluid materials

• hot fluid materials

Tags

NGSS.MS-ESS2-6

In a convection current, hot materials move ______________.

• any direction

• sideward

• upward

• downward

The uplifting and tearing apart of lithosphere occurs at ___________________.

• convergent boundary

• divergent boundary

• transform fault boundary

• mantle

The idea that Earth’s lithosphere is broken up into separate plates that float on the mantle is the theory of _____________.

• continental drift

• seafloor

• tectonic movement spreading

• plate tectonics

Tags

NGSS.MS-ESS2-3

The region in which one plate moves under another is _______________.

• rift valley

• subduction zone

• magma chamber

• vent

Tags

NGSS.MS-ESS2-3

A driving force for plate motion at mid-ocean ridges as a result of the rigid lithosphere sliding down _______________.

• slab pull

• ridge push

• convection current

• seafloor spreading

Tags

NGSS.MS-ESS2-3

The motion of gas or liquid caused by differences in temperature is a _________.

• tectonic movement

• plate tectonic

• convection current

• magma chamber

Tags

NGSS.MS-ESS2-6