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10 questions
How does hot air (or fluids) move?
Sinks
Rises
Stays in place
Which picture shows material that is more dense?
The picture of the left
The picture on the right
When do particles move faster?
In hot water
In cold water
Why does ice float?
Due to convection currents
It is more dense than water.
It is less dense than water.
What causes convection current in the Earth?
The uneven heating on each layer inside the Earth.
The crusts outer layer.
The temperatures we feel outside.
Can convection currents occur in a solid?
No.
just in a liquid and gas.
Yes.
In a solid, liquid, and gas.
Why is the basement always cooler than the upstairs of a house?
Hot Air Rises
Hot Air Sinks
Earth gets colder as you move deeper
What do we call the outer layer of the Earth, where we live?
Astenosphere
Core
Crust
Which layer of the Earth radiates heat to the other layers?
Astenosphere
Core
Crust
If something is very dense it will tend to...
Sink
Float
Stay in Place
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