What is Soil?

Soil is made up of......

• several sizes of rocks

• gravel

• sand

• All of these

Tags

NGSS.MS-LS2-3

What are particles of sand?

• tiny rocks

• plants

• water

• candy

Tags

NGSS.MS-PS1-1

What is silt?

• big rocks

• trees

• rocks that are smaller than sand

• flowers

What else is soil made of besides pebbles, gravel, sand, silt and clay?

• water and air

• shells

• fish

What is organic material in the soil?

• flowers

• remains of dead plants and animals

• water

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

When plants and animals decay, what are the tiny pieces called?

• sand

• roots

• humus

• flowers

What does humus do for the soil?

• It doesn't help the soil.

• It harms the soil

• It helps provide nutrients for plants and helps it keep water.

• All of these

Tags

NGSS.MS-LS2-3

NGSS.MS-LS2-5

What animal lives in soil and helps plants grow?

• worms

• cows

• birds

• mice

Tags

NGSS.MS-LS2-3

All soil is the same.

True or False?

• True

• False

Rocks, air, and water are earth materials.

True or False?

• True

• False

Tags

NGSS.5-ESS2-1