Chapter 1
A cylindrical glass container used for laboratory use.
What is a beaker
Definition of matter
What is anything that occupies space and has mass
Three states of matter
What is solid, liquid, and gas?
A pure substance made of only one kind of atom
What is an element?
The first step of the scientific method where you notice things in an environment.
What is observation?
A measurement of the quantity of matter.
What is mass?
The resistance of an object to changes in motion.
What is inertia?
Elements that are shiny and conduct electricity
What is metal?
A testable explanation for an observation
What is a hypothesis
A step where scientists analyze results and decide what they mean.
What is a conclusion?
A change that does not create a new substance
What are physical changes?
A pure substance formed when two or more elements chemically combine
What is a compound?
When a hypothesis is supported by repeated experiments
What is evidence?
Curved line in a graduated cylinder
What is meniscus line
Resistance of a liquid to flowing
What is viscosity
The substance that gets dissolved
What is a solute?
A well tested experiment supported by many experiments and observations
What is a scientific theory?
A state of matter with no definite shape or volume
What is a gas?
As volume decreases, pressure increases with constant temperature
What is boyle's law
A combination of substances that are not chemically combined
What is a mixture?