Soil

Which soil has the least amount of space between the grains?

• clay

• silt

• sand

Which type of soil has the most space in between the grains?

• loam

• sand

• clay

What is another example of a soil combination that includes large and small grains with lots of humus?

• silt

• sand

• loam

What does potting soil have in it that makes it so good form growing plants?

• humus

• sand

• clay

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What is the reason that clay gets sticky when it is wet and clumpy when it is dry?

• It has powder in it.

• It holds water easily, so it doesn't dry out very well.

• It has decayed parts of once-living organisms.

Why does silt feel like powder?

• It has baby powder in it.

• It has grains smaller than sand, but larger than clay.

• It has the smallest grains.

Why does sand feel gritty?

• It doesn't have any grains.

• It has the smallest grains

• It has the largest grains.

Why is humus good for growing plants?

• It has decayed parts of once-living things.

• It doesn't hold water well.

• Plants really like how humus looks.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

This soil has the largest grains and holds does not hold water well at all.

• humus

• silt

• clay

• sand

This soil has the smallest grains and holds water the best.

• silt

• sand

• clay

• humus