Lab Safety
You have been injured in a lab (cut, burn, etc.) First, you should...
Tell an adult
Temperature
A measure of how hot (or cold) something is
What are three common kinds of scientific models
Conceptual, mathematical and physical
What is physical science?
The study of nonliving matter
What is the first step in the scientific method?
Asking a question
As a lab group, what you should do when you are finished with a lab before leaving the classroom?
Clean up my work area
Volume
A measure of the size of an object or region in three-dimensional space
Conceptual model (definition)
Are systems of ideas
The ability to do work
Organizing data into a graph is an example of:
Analyzing data
If you don't understand a direction or part of a lab procedure, you should...
Ask an adult for help
Mass
A measure of the amount of matter in an object
Mathematical model (definition)
Is made up of mathematical equations and data
What is matter?
The "stuff" that everything is made of
What is an explanation that is based on observations and that can be tested?
A hypothesis
This is what you need to do with long hair when conducting a lab
Tie/pull it back
Density
The ratio of the mass of a substance to the volume of the substance
Physical model (give examples)
Model airplanes, dolls, and drawings
Physics is the study of:
Different forms of energy
What makes a good hypothesis?
It is testable
You should always wear these when instructed
Safety goggles
What are the SI units for measuring length, mass, and volume?
Meter, kilogram, and liter
What is a scientific model
A representation of an object or system
Chemistry is the study of:
How substances change
What is an observation
The process of obtaining information by using the senses