Solid, Liquid, or Gas?
an object with molecules that stick very close together.
Solid?
Liquid?
Gas?
Solid
Which is a solid?
a.Air
b.Chocolate chips
c.Lemonade
d.Milk
B. Chocolate chips
With a buddy:
Explain how a solid can be changed into a liquid:
Use these words: solid, liquid, heat, changes, melt
A solid can change into a liquid by adding heat. When you add heat it makes the cells (molecules) move quickly and melt into a liquid.
A solid changes into liquid when you add heat and melt it down.
A solid melts into a liquid when you add heat to make it change.
matter that has moving molecules that slide along each other.
Solid?
Liquid?
Gas?
Liquid
Which is a liquid?
a.Steam
b.Leaf
c.Chalk
d.Water
D. Water
Heat
matter with molecules that bounce around and away from each other.
Solid?
Liquid?
Gas?
Gas
Which is a gas?
a.Book
B. Cheese
c. Oxygen
D. Juice
C. Oxygen
Can toast be untoasted?
No
Challenge: What everything in the world is made up of?
Matter
A. sand
B. soda
C. bubbles
D. lotion
A. Sand
How does a liquid become a gas?
A. Add cold
B. Add heat
C. do nothing
B. Add heat (it will boil it into a gas)