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Lab Safety
Scientific Method
Matter and Change
Significant Figures
Metric System
100
It's what you wear in during a lab experiment
Safety Goggles
100
It's the first step of the Scientific Method
Making an Observation
100
A horizontal row of elements in the periodic table is called a _______
Period
100
This is anything that takes up space (has a mass).
matter
100
Atomic numbers of an atom are the same as the number of what in an atom?
protons
200
Its what you should never do with the Chemicals in the experiment
Taste and Smell
200
Its the second step of the scientific method
Make a Question.
200
Elements that are good conductors of heat and electricity are called ______.
Metals
200
The smallest pieces of matter are called __________.
atoms
200
Carbon's atomic number is _______.
6
300
It's what you do with long hair before an experiment
Tied back.
300
This is the third step of the Scientific Method
Form a Hypothesis
300
What are the elements in group 18 of the periodic table called?
Noble Gases
300
What type of particle holds the protons and neutrons together in the nucleus?
mesons
300
What element has a number of 56?
barium
400
Its what you report to the teacher if it happens
Accidents
400
The fourth step of the scientific method is to what?
Test with an Experiment
400
What do elements in the same group in the periodic table have in common?
Their Chemical Properties
400
Up, Down, Strange, Charm, top and bottom are all names for what type of particle?
quarks
400
Why does hydrogen have an atomic number of 1?
because it only has one proton
500
It's what is forbidden in a lab/during a lab
Fooling around.
500
If your procedure does not work, which step do you go back to?
Step 4
500
An electron has a mass of what?
1/1836
500
What type of particle are quarks held together by?
gluons
500
Some atoms have more ___________, which makes it an isotope and gives it a negative charge
electrons