Density
What is density?
A measure of mass per volume.
What is a heterogeneous mixture?
A mixture that is not fully dissolved
What is a physical change?
When properties of a substance changes, but the substance remains the same.
Any characteristic of a material that can be observed without changing the composition material.
What is matter?
Anything that has mass and takes up space.
How do you find density?
Find the mass and the volume of the object and divide.
What is a homogeneous mixture?
A mixture that fully dissolve.
What is chemical change?
When the chemical makeup of something is changed and it changes into something new.
What is a chemical property?
The ability to make a change in the composition of material.
What is mass?
The amount of matter.
What is the label for density?
g/cm3
What is a Suspension?
It is a heterogenous mixture with big particles that settle out when left undisturbed
Is dissolving a chemical change?
Dissolving is NOT a chemical change.
What is viscosity?
The resistance of flow.
What is volume?
The space that matter takes up.
How are graduated cylinders measured?
Millimeters!
What are colloids?
A mixture with particles that are suspended and not dissolved.
Is cutting wood a physical change or a chemical change?
Physical change!
What is Flammability?
A materials ability to catch on fire.
What has more mass, an elephant or a block of cheese?
Elephant
What do you weigh mass on?
Triple beam balance.
What mixture can pass light through the particles?
Solution
Is cooking an egg a physical or chemical change?
Chemical change! :)
What is conductivity?
The ability to allow heat to flow.
What has more mass, a tall building or a cruise ship?
The cruise ship