A subatomic particle with no mass
What is an electron?
This kind of radiation is denoted by a Helium nucleus
What is alpha radiation?
What kind of property can be detected without changing the substance?
How many grams of carbon 14 will be left after one half life if you started with 100 grams?
50 grams of carbon
What is the symbol for a proton?
p+
When an element has a different number of protons and electrons
What is an ion?
This type of radiation has a negative charge
What is beta radiation
Ability to conduct electricity is known as what kind of property?
A physical property
What is the equation for half-life when how many half-lives is known?
N0=N(1/2)n
What is another way of writing an alpha particle besides the helium nucleus?
An alpha symbol
Versions of the same element that have different mass numbers
What is an isotope?
U-238 would decay to this product after alpha radiation?
What is Th-234?
What is the formula for density
D=m/v
Gordan Freeman is the main character of what popular video game franchise?
Half-life
What does the top number mean in nuclear notation?
The mass number
AMU
What is the unit for atomic mass / the abbreviation for atomic mass units?
This type of radiation accompanies alpha and beta radiation
What is gamma radiation?
How many meters are in 20 km
20000m
What is the equation for half-life when you have to figure out how many half-lives have passed?
N0=N(1/2)t/T
What is another way that O-15 could be written
With 15 at the top left of O
The force that holds the protons and neutrons together in the nucleus
What is the strong force?
Order the following in terms of least penetrative to most penetrative (alpha radiation, beta radiation, gamma radiation)
What is alpha radiation, beta radiation, and gamma radiation?
Which one of the following properties is not intensive? Melting point, sublimation point, density, volume, color
What is volume?
What is the definition of half-life
The amount of time that it takes for a substance to decay exactly one half of its mass
What are the names of the two types of notations that isotopes can be written in?
Hyphen notation and nuclear notation