Undone
Reversible
What can change a state of matter?
Heating or cooling
Continent
North America
How many colors are in a rainbow?
7
Changes that can be turned back
Reversible changes
How does water change when it is heated?
Boils-liquid to gas
Shapes of land
Landforms
What three oceans surround America?
Pacific, Atlantic, Gulf of Mexico
What vegetable helps you see better?
Carrots
Cannot be undone
How does water change when it is cooled?
Freezes-liquid to solid
Oceans, lakes, rivers
Bodies of water
What is a long river found in the middle of the United States?
Mississippi River
Who is the cowboy in "Toy Story"?
Woody
Changes that cannot go back
Irreversible changes
What is a reversible change?
Popsicles can melt and be refrozen
Hills, valleys, mountians
Landforms
What lakes are found in the northern part of the U.S.?
The Great Lakes
What is the tallest animal?
Giraffe
States of____
Matter
What is an irreversible change?
Boiling noodles
What continent is America on?
North America
What mountains are found in the U.S.?
Appalachian, Great Smoky, and Rocky mountains
Where does the U.S. president live?
The White House