Density
What is the meaning of density?
The compactness of a substance, or how tightly packed something is.
Name something in your household that uses convection.
Oven, toaster oven, microwave, etc.
I am a violently rotating column of air extending from the base of a thunderstorm down to the ground. What am I?
Tornado
What does PSA stand for?
Public Service Announcement
If something has more molecules that are tightly packed, how can you describe it?
More dense
What was the youtube demo called that you watched last class?
Convection smoke box
I do not typically occur in the state of Maryland. You might experience me if you visit Hawaii. What am I?
A volcano/volcanic eruption.
How much are exit tickets & classwork worth in this class? (Percentage)
70%
If something has less molecules that are more freely flowing, how can you describe it?
Less dense
Name two types of fluids.
Gas and liquid.
I am an overflow of water. What am I?
Flood.
How many points was your PSA worth?
30 points.
What happened to the yellow liquid during the demo you saw last class? Why?
It stayed at the bottom because it was more dense and heavier.
Describe what happened in the convection smoke box video.
Air was forced down one chimney of the smoke box. When inside, those particles were heated and then escaped via the other chimney. These particles were flowing out of that same chimney to allow room for cooler particles to become heated.
What is the difference between a natural hazard and a natural disaster?
A natural hazard is a natural event that can lead to negative effects on humans while a natural disaster is a major event that results from natural processes of the earth.
What two things are worth 30% of your grade in this class?
Learning cycle assessments and culminating events.
Hot
How can you relate convection to the natural world?
Ocean currents!
What is a preceding event?
Something that takes place before something else.
How many natural hazards did we discuss?
Eight