True. Rock comes from the earth, so it is an earth material.
200
What soil is light brown in color, made of tiny pieces of rocks and found at the beach?
Sand.
200
What is an ocean?
A big body of water that separates the continents/land on the Earth.
200
What does texture mean?
How something feels--bumpy or smooth.
200
True or False: Pencils are an earth material?
False. Pencils are made by humans and are not found outside.
300
What is dark brown in color and thought to be the best for farming?
Loam soil
300
Where can we find salt water?
The ocean
300
What does luster mean?
Shiny or dull.
300
Name three earth materials.
Water, rocks and soil.
400
What is soil made up of?
Dead plants and leaves, air, and decomposing rocks and sticks.
400
Explain how water comes from the sky.
Water falls from the sky and collects on the ground. The sun heats that water and takes the tiny drops of water into the sky (evaporation). There the water vapors/drops collect together and form a cloud (condensation). More water gathers in the cloud, until it becomes so heavy that the water falls down to the ground (precipitation).
400
How do people use rocks?
To build things like homes, walls, buildings, roads, statues, etc.
400
What are earth materials?
Something made by the earth that humans cannot make.