Particles
Atoms (I)
Atoms (II)
Materials Safety
Metric Conversion
100
This can be classified as either a mixture or a pure substance.
What is matter?
100
This small particle has very little mass and a negative charge.
What is an electron?
100
A particle found zooming around an atom's nucleus.
What is an electron?
100
What is the NFPA diamond?
100
This letter stands for kilo.
What is the letter "k"?
200
This type of mixture has different characteristics in different locations within the mixture.
What is a heterogeneous mixture?
200
These two particles make up most of an atom's mass.
What are protons and neutrons?
200
These two particles have equal and opposite charges.
What are protons and electrons?
200
This document is provided by the manufacturer of a chemical and contains important information about safety.
What is the MSDS?
200
There are this many meters in a kilometer.
What are 1000 meters?
300
A substance that is made of only one type of atom is called this.
What is an element?
300
This subatomic particle has no charge.
What is a neutron?
300
These two particles are found in an atom's nucleus.
What are protons and neutrons?
300
MSDS stands for this.
What is the Material Safety Data Sheet?
300
King Henry died by drinking this.
What is chocolate milk?
400
Carbon monoxide (CO) is an example of this type of substance.
What is a pure substance?
400
This is a form of an element that has a different number of neutrons.
What is an isotope?
400
The number of protons in an atom's nucleus.
What is an atom's atomic number?
400
The blue square stands for this.
What is the health hazard square?
400
2.94 m = ____ cm
What is 294 cm?
500
Sugar water is this type of a mixture.
What is a homogeneous mixture?
500
This scientist proposed the idea that electrons exist in probability "clouds".
Who was Erwin Schrodinger?
500
These ancient philosophers were early proponents of the idea of atomism.
Who were Lucretius and Democritus?
500
What is the symbol for carcinogen hazard?
500
The number of decameters in a kilometer.
What is the number 100?