Porosity

Which diagram represents the soil with the greatest permeability?

• Choice 1

• Choice 2

• Choice 3

• Choice 4

Which of the following statements is the definition of porosity?

• the amount of air space between sediments

• the ability of water to flow through sediments

• the density of sediments

• the rate of infiltration

Tags

NGSS.MS-ESS2-1

Which sample has the GREATEST porosity?

• sorted

• unsorted

Which sample is MOST permeable?

• round

• flat

• oval

Tags

NGSS.MS-ESS2-4

Which sample has the LEAST porosity?

• tight pack

• loose pack

Soil with the greatest porosity has particles that are

• poorly sorted and tightly packed

• poorly sorted and loosely packed

• well sorted and tightly packed

• well sorted and loosely packed

Which sample is LEAST permeable?

• round

• oval

• flat

Which of the following best describes porosity in geological terms?

• The volume of voids over the total volume of a material

• The mass of a material per unit volume

• The ability of a material to conduct electricity

• The rate at which water flows through a material

Tags

NGSS.MS-ESS3-1

In an experiment, a soil sample is found to have a porosity of 30%. What does this mean?

• 30% of the soil's volume is occupied by solid particles

• 30% of the soil's volume is occupied by voids or air spaces

• 30% of the soil's volume is water

• 30% of the soil's volume is organic matter

Which type of rock is likely to have the highest porosity?

• Granite

• Sandstone

• Basalt

• Marble