Properties
Think about an inflated balloon with a small bag of marbles that is half its size. Which one has more volume?
the inflated balloon has more volume
What is a physical combination of two or more substances?
The combination of two or more substances is a mixture.
What kind of change in matter begins and ends with the same kind of matter?
Physical Change
What are the three states of matter?
Solid, Liquid, Gas
The basketball has more mass.
Which is a chemical change?
boiling water or baking a cake
bakipng a cake
What are the two types of heterogeneous mixtures?
Suspension and colloid
Which sign is a sign of chemical change?
change in color
change in shape
change in texture
Change in color
Which state of matter has a definite volume, but not a definite shape?
Liquid
What describes anything that has mass and takes up space?
What is matter?
What is a measure of the amount of matter in an object?
What is mass?
Are solutions homogeneous or heterogeneous mixtures?
Homogeneous
What kind of change produces new matter with different properties from the original matter?
Chemical Change
Adding energy means to add what?
Temperature
What tool can we use to separate sand from gravel?
A sieve
What is the amount of space an object takes up?
What is volume?
What type of mixture is it that the parts are so small that they do not settle out, like fog?
Colloid
according to the law of conservation, mixing 11 grams of salt into 27 grams of water will have a new mass of
38 grams
If gas loses energy, its particles slow down and move closer. What is this process called?
Condensation
What are the 5 signs of chemical change?
change in color, odor, temperature, formation of gas, and formation of a solid
What are the 4 characteristics of physical properties?
Conductivity, Reflectivity, Solubility, and Magnetism
Is aerosol a colloid or suspension?
Colloid
is this a physical change or chemical change?
After baking soda and vinegar react, water and a type of salt remain, and carbon dioxide bubbles are released.
Chemical Change
When enough energy is gained or lost, there is a change of what?
Change of the state of matter
What law states that you can neither create nor destroy matter?
The Law of Conservation