Rocks and Soil

Which statement is true about Humus?

• it is sticky when wet and smooth when dry

• it holds water well and good for growing plants

• it is found in the desert

• water and wind breaks it down

Tags

NGSS.MS-LS2-3

How can rocks be different?

• size

• shape and color

• shape,

  size, and color

• color and size

Which science tool can you use to see the size of a small rock in sand?

• hand lens

• microscope

• themometer

• balance

Tags

NGSS.4-PS4-2

Which word means " tiny pieces of rocks"

• clay

• humus

• sand

• dirt

What does CLAY means?

• is made of once-living things

• is sticky when wet and smooth when dry

• wind and water breaks down

• All of the above

Which word means" hold water well and is good for growing many kinds of plants"

• sand

• clay

• both a & b

• humus

Tags

NGSS.MS-LS1-5

What experiment should you do to see which soil is best for growing plants?

• grow plants in the same soil, but different light and water

• grow plants in different soil, light, and water

• grow plants in the same light and water, but different soil

• neither A,B or C

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What is this rock called?

• pebble

• sand

• clay

• boulder

What is the picture showing?

• clay

• humus

• Both a and B

• sand

Which is the smallest

• boulder

• sand

• soil

• pebble