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13 questions
Which of these are classified as fluids?
Solid
Liquid
Gas
Which of these are fluids?
Sand
Water
Oxygen
Rocks
What is Viscosity?
A fluids colour.
A fluids temperature.
A fluids resistance to flow.
Which of these factors affects Viscosity?
Temperature
Colour
Taste
What is flow rate?
The speed of a fish swimming across a lake.
The speed of a rocket going to the moon.
The speed which a fluid flows from one point to another.
A fluid travels a distance of 4.5 cm in 3 seconds. Calculate the flow rate of this fluid in cm/s.
A bottle of syrup is poured down a 50 cm tray. If it takes the syrup 40 seconds to flow all the way down the tray, then what is the syrups flow rate (cm/s)?
If the tray was cooled down, how would this affect the syrup's flow rate?
It would go up
It would go down
It would not change
If you needed to make a liquid less viscous, select all the things you could do to lower the viscosity.
decrease temperature
increase temperature
add solvent
evaporate away solvent
Low viscosity can be described as...
liquids that flow quickly
liquids that flow slowly
High viscosity can be described as...
a liquid that flows quickly
a liquid that flows slowly
Water is an example of a...
Low viscosity liquid
High viscosity liquid
Which viscosity can be described as "thin"?
Low viscosity
High viscosity
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