Fluids Review #2

Which point of the particle theory is depicted by this picture?

• all matter is made of particles
• The attraction between particles increases as they get closer
• particles are in constant, random motion
• particles speed up as heat is added

Which of these are fluids?

• Sand

• Water

• Oxygen

• Rocks

Tags

NGSS.MS-ESS2-4

What is viscosity?

• A liquid's resistance to flow.
• a liquids flow.
• a liquid
• gas to solid.

Tags

NGSS.MS-PS1-4

High viscosity can be described as...

• a liquid that flows quickly

• a liquid that flows slowly

The best example of a substance with low viscosity is?

• Honey

• Soap

• Marbles

• Water

Liquids with very high viscosity flow very _______________________.

• fast

• not at all

• slow

• whenever it wants

As temperature increases, flow rate of liquids _______________.

• increases

• stays the same

• decreases

The particles of a liquid with high friction has high viscosity.

• TRUE

• FALSE

What is the manipulated variable in the experiment?

• temperature

• Viscosity

• effect of temperature on viscosity

• amount of fluid

At which of these temperatures is the viscosity of the fluid highest? (see graph)

• 40 °C

• 60 °C

• 80 °C

• 100 °C