Mix and Flow of Matter: Topic 3+4 Review

What is viscosity?

• How dense something is, like a gold bar

• How thick something is, like syrup running down a slope

• What state something is in, like ice being a solid

• The concentration of something, like juice

What is a high viscosity liquid?

• Water

• Syrup

What is a low viscosity liquid?

• Oil

• Water

Higher temperatures _________ viscosity

• Increase

• Decrease

Tags

NGSS.MS-PS1-4

What are the units we use for density?

• s/m

  Seconds per meter

• mL/g

  Milliliters per gram

• cm3/g

  Centimeters cubed per gram

• g/cm3

  Grams per centimeter cubed

What is a high density object?

• Water bottle

• Pencil

• Feather

• Lead

Which of these is compressible?

• Solid

• Liquid

• Gas

What is the Plimsoll line?

• Lines on a truck to show how deep of snow it can safely travel through

• Lines on a plane to show where the clouds are

• Lines on the docks to show where low and high tide are

• Lines on a ship to show how deep the ship is within different water types

What is Pascals Law?

• E=mc2

  Energy = mass times speed of light squared

• V=d/t

  Velocity = displacement over time

• P=F/A

  Pressure = Force over Area

• W=Fd

  Work = Force times distance

Which is a hydraulic system?

• One that uses air, like a dentist's tools

• One that uses liquids, like a car lift