Convection currents 6th

Flashcard
•
Science
•
6th Grade
•
Hard
+2
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What are convection currents?
Back
Convection currents are the movement of fluid (liquid or gas) caused by differences in temperature and density, where warmer, less dense fluid rises and cooler, denser fluid sinks.
Tags
NGSS.MS-ESS2-6
2.
FLASHCARD QUESTION
Front
What causes the movement of Earth's tectonic plates?
Back
The movement of Earth's tectonic plates is primarily caused by convection currents in the mantle.
Tags
NGSS.MS-ESS2-3
3.
FLASHCARD QUESTION
Front
What happens to warm air?
Back
Warm air rises because it is less dense than cool air.
Tags
NGSS.MS-ESS2-6
4.
FLASHCARD QUESTION
Front
Where do convection currents that move tectonic plates flow?
Back
Convection currents that move the continental and oceanic plates flow in the asthenosphere, which is part of the mantle.
Tags
NGSS.MS-ESS2-3
5.
FLASHCARD QUESTION
Front
What happens to cool air?
Back
Cool air sinks because it is denser than warm air.
6.
FLASHCARD QUESTION
Front
How do convection currents affect weather patterns?
Back
Convection currents can create wind and influence weather patterns by moving warm and cool air around the Earth.
Tags
NGSS.MS-ESS2-5
NGSS.MS-ESS2-6
7.
FLASHCARD QUESTION
Front
What is the role of density in convection currents?
Back
Density differences in fluids drive convection currents; warmer fluids are less dense and rise, while cooler fluids are denser and sink.
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