What is Matter?
How do you calculate the volume of a cube?
V = l x w x h
What are the 3 states of matter?
Solid, liquid, and gas
A physical property is something we can observe with our __________.
Senses
Is Magnetism a physical or chemical property?
Physical
A chemical property always involves a chemical __________.
Reaction
What do we call the amount of matter in an object?
Mass
What is the name of the tool used to measure mass?
Balance (ours is a triple beam balance)
What is the ability of a material to scratch another material?
Hardness
If something is malleable, it can __________.
Bend
What state of matter has a fixed volume but no fixed shape?
Liquid
What do we call anything that has mass and takes up space?
Matter
In our density tower lab, which liquid was the least dense: the liquid on top, the liquid in the middle, or the liquid at the bottom?
The liquid on top
If an iron nail gets wet, it will rust. Is this a physical or chemical property?
Chemical property
The pH scale measures what chemical property?
Acidity
Apples float in water. Why?
The density of an apple is less than the density of water.
What do we call the amount of space an object takes up?
Volume
When we measure the volume of a liquid, do we read the top or the bottom of the meniscus?
Conductivity is how easily __________ and __________ pass through a material.
Electricity and heat
What is the name for how dangerous a substance is to a living thing?
Toxicity
What is combustibility?
The ability to burn
What do we call the amount of mass for the volume of an object?
Density
If the mass of an object is 6g and the volume is 3cm³, what is its density? (Remember units!)
2g/cm³
density = mass/volume
What is reactivity?
The ability of a substance to go through a chemical reaction
Two cubes are the same size, but cube A is heavier than cube B. Which cube has greater mass, which cube has great volume, and which cube has greater density?
Cube A has greater mass. Their volumes are equal. Cube A has greater density.
If a substance has a pH between 0-6, is it an acid or a base?
Acid