🌱 Topsoil –
Holds some water and feels crumbly. 🌿 Most plants grow well in topsoil!
🟤 Most soil is brown,
but some can be red, gray, or yellow!
Chalk is soft—
you can write with it!
If hot carbon cools very quickly, ..
a diamond forms.
Some rocks are made of many minerals.
Others are made of only one mineral.
💧 Clay Soil –
Holds a lot of water and feels slippery. 🌾 Many plants do not grow well in clay soil.
🪨 Granite –
A hard rock with different colors and sparkly spots. It is used in buildings and countertops.
If hot carbon cools slowly, graphite forms....
That is the gray tip of your pencil!
Essential Question:
❓ What are rocks and soil?
🪨 Pumice –
A light rock with tiny holes. It can float on water! It is used to smooth rough skin.
Meet Rondi Davies
Rondi Davies is a geologist at the American Museum of Natural History.
🪨 Sandstone –
A rough, grainy rock made of tiny sand pieces. It can be red, yellow, or brown.
What Are Rocks?
Rocks come in many shapes, sizes, and colors!
🌳 Over time, dead trees and plants become ...
part of the soil!
Different Kinds of Rocks
Granite is hard—
it is used in buildings!
A geologist is a scientist who studies rocks.
This is a uncut diamond.
🪨 Obsidian –
A black, shiny rock made from lava. It can be sharp and was used to make ancient tools.
💡 Some rocks are ..
soft
Rondi studies diamonds and how they were formed. Diamonds are made of carbon.
Read Together and Learn
🪨 Limestone –
A soft rock made from seashells and ocean animals. It is often used to make buildings.
Different Kinds of Soil
This is a cut diamond.
🔎 Fun Fact:
All rocks are made of minerals!
💡 What is a mineral?
A mineral is a nonliving thing that comes from the Earth.
🏜️ Sandy Soil –
Holds very little water and feels rough. 🌵 Desert plants grow well in sandy soil!
Some rocks are smooth, while others are rough.
💡 Some rocks are ..
hard
🪨 Marble –
A smooth, shiny rock that can be white or colorful. It is used for statues and floors.
Heat and pressure deep inside Earth can change carbon into diamonds.
🪨 Basalt –
A dark, heavy rock that forms from lava! 🌋 It is often used to build roads.
What is Soil?
🌱 Soil is made of tiny rock pieces, dead plants, and dead animals.
Some rocks are shiny, while others are dull.