What is the primary analogy used to explain moving fluids in this lecture?

Fluid Dynamics and Continuity Concepts

Interactive Video
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Physics
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9th - 10th Grade
•
Hard

Patricia Brown
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Traffic on a freeway
Magnetic fields
Electric circuits
Sound waves
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of water moving through a pipe, what does M1 represent?
The cross-sectional area of the pipe
The speed of water
The mass of water entering the pipe
The density of water
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equation of continuity for fluids?
A1 + V1 = A2 + V2
A1 * V1 = A2 * V2
A1 / V1 = A2 / V2
A1 - V1 = A2 - V2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What assumption is made about the fluid in the equation of continuity?
The fluid is incompressible
The fluid is compressible
The fluid is static
The fluid has variable density
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the equation of continuity imply about mass in fluid flow?
Mass is conserved
Mass is destroyed
Mass is created
Mass is variable
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of delta T in the equation of continuity?
It represents the change in area
It represents the change in speed
It represents the change in mass
It represents the change in time
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the speed of cars when a four-lane highway narrows to one lane?
The speed decreases
The speed remains the same
The speed increases four times
The speed doubles
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