The smallest building block of all matter.
What is an atom?
Mixing lemonade is this type of change
What is physical?
The 3 different states of matter.
What is solid, liquid and gas.
Meaning bendable, squishable, and flexible.
What is malleable?
Particles that retain their shape are called this
What is a solid?
Pouring acetone over styrofoam causes this chemical indicator to happen?
What is give off a gas?
Mixing, stirring, cutting, shredding are examples of this.
What are physical changes?
Environmental harm and increase in landfill contents.
What are drawbacks of the manufacturing process.
The best way to described the molecules in a gas
What is dispersed or spread out?
The reason a marble bounces off cornstarch goo when dropped or punched
What is the water molecules are pushed out of the way / What is the solid molecules are forced to the top?
When paper is burned, this black substance is left behind.
What is carbon?
These can be used to help tell the difference between objects with a similar appearance
What are the 5 senses?
Characteristics that can be measured or observed.
What are the physical properties of matter?
The new substance created when two materials are combined in a mixture - as seen in the Naked Egg experiment.
What is a precipitate?
This food is one of the few that when heated, doesn't melt, but actually get harder.
What is an egg?
The way we rate different substances based on their density.
What is the Mohs Hardness Scale?
Ice is primarily made up of this type of motecule
What is H2O?
Air bubbles are released and bond with flour molecules to make this tasty treat - who ever thought chemical changes could be so yummy.
What is baking a cake?
Changing the state of matter for most objects requires this.
What is energy?
Air makes up about 95-98% of this packing material? - scientific name please
What is polystyrene?