Lab Safety/Scientific Method
The first thing we do in the science lab
What is put on goggles and gloves?
Name an element and it's symbol
(ask teacher)
Homogeneous versus Heterogeneous Mixtures
What is whether the mixture is uniform or not?
Three common states of matter
What are solid, liquid, and gas?
Which city is more dense: Houston or El Paso?
Houston
An "If...then" statement
What is the hypothesis?
The number of protons is used for this number
What is the atomic number?
A physical blend of two or more substances
What is a mixture?
Examples of states of matter
(ask teacher)
Things needed to find density
What are mass and volume?
When you get a burn
What is run the area under water for ten minutes and cut away any fabric?
The most common element in the universe
What is hydrogen?
Ways to separate mixtures
What are physical separation and distillation?
Name a change in state
What is condensation, evaporation, melting, or freezing?
What does the density equation look like?
A heart
Things in an experiment we can control
What are variables?
Name a Group on the Periodic Table
Alkali metals, Alkali Earth Metals, Transition Metals, Halogens, Noble Gases, Rare Earth Metals, Superheavy Elements, Metalloids, Actinides, Lanthanides
Difference between mixtures and solutions
Why is the state of matter important?
It can determine reactivity
D=m/V
Possible ways to show our results
What is bar graphs, line graphs, pie charts, and spreadsheets?
Elements that make up the majority of organic life
What are Hydrogen, Oxygen, Nitrogen, and Carbon?
Give an example of how scientists can use mixtures and solutions
Medicine, filtration of water, separating oil from water
Energy, shape, and temperature
What is an example of density?
Oil and water