WorksheetsGizmo Convection Current Lab
Total questions: 10
Worksheet time: 5mins
Convection tends to occur only in _?_.
liquids
gases
solids
liquids and gases
What relationship do you observe between the temperature and density?
As temperature increases; density decreases.
As temperature decreases; density decreases.
As temperature increases; density increases.
As temperature decreases; density remains the same.
Why do you think this occurs in the previous question?
Molecules spread out and occupy more space.
Molecules spread out and occupy less space.
Molecules do not spread out and occupy more space.
Molecules do not spread out and occupy less space.
Which describes a convection current?
When a fluid is heated, it becomes less dense and rises. Then cools off, it becomes more dense and sinks.
When a fluid is heated it, becomes more dense and rises. Then cools off, it becomes less dense and sinks.
When a solid is heated, it becomes less dense and rises. Then cools off, it becomes more dense and sinks.
When a solid is heated, it becomes more dense and rises. Then cools off, it becomes less dense and sinks.
Infer at which location new crust is made.
mid-ocean ridge
subduction zone
Infer at which location old crust is recycled.
mid-ocean ridge
subduction zone
What affects the density of water?
salt
temperature
the seasons of the year
both salt and temperature
Why are climates generally wet near the equator?
Lots of evaporation then condenses into clouds.
Cooler air is rising causing condensation.
Warmer air is sinking causing precipitation.
