General 1
Which type of energy comes from the nucleus of radioactive atoms?
The energy that nuclear reactions release is called what? (Think about treatments for cancer)
What is radiation?
What do we name atoms of the same element that have a different number of neutrons?
What is isotopes?
Define a half life
A half-life is the time required for a radiative element to decay to half of its orginal mass.
Nuclear energy plants produce greenhouse gases!
True of false?
What is false?
What important element do you need for a nuclear reaction?
What is Uranium!!
Daily Double:
Which country has a huge resource of uranium?
What are the three types of radioactive decay?
What are Alpha, Beta, and Gamma
What is a BETA Particle?
0-1 e
Neutron changing to a proton and electron
In the lab, what did an M&M with the "M" showing represent in the bags?
A) Parent isotope
B) Daughter isotope
C) Tasty treat
What is A) Parent isotope?
Where did a nuclear reactor disaster occur in 1986 due to a flawed reactor design?
Where is Chernobyl?
What are the three types of Nuclear Reactions?
What are Fusion, Fission, Radioactive Decay
What element is a Alpha Particle?
42 HE
(2 protons and 2 neutrons)
Energy released from gamma decay is called a gamma particle, aka a _______________.
What is a photon?
Daily Double:
Do gamma particles have a charge?
What element is used to age rocks on Earth?
What is Potassium?
Nitrogen-12 has a half-life of two minutes. If a sample started with 60 grams of nitrogen-12, how many grams of this original material would remain after 4 minutes?
7.5 grams original isotope
Rank the types of Radioactive Decay in order from most penetrating to least penetrating.
(Think about the paper, aluminum and lead)
Gamma, BETA, Alpha
What kind of scientific method is used to tell the age of once living organisms?
What is carbon dating?
If your average mass of carbon isotopes is 13.11 and you add one more Carbon-12 atom to your data, will the average atomic mass increase or decrease?
What is decrease?
How many half lives will it take for a 100 gram isotope to decay to 12.5 grams?
It will take 3 half lives.
What is the purpose of the towers at nuclear power plant?
What is to cool down the water vapour?
Where is nuclear waste stored?
What company manages Canada's used nuclear fuel?
Where is the Arctic?
What is Nuclear Waste Management Organization (NWMO)?
Which carbon is radioactive and describe why?
A) Carbon-12
B) Carbon-13
C) Carbon-14
What is C) Carbon-14
because it has too many neutrons making it unstable.
List 3 benefits of using Nuclear energy.
What are: Abundant Fuel, Small Amount of Fuel Requirements, Clean Energy (No greenhouse gases), Safe, lots of energy
If I have 8 grams of a substance that has gone through 4 half lives. How much was the original substances mass?
128 grams
What do we call a graph that shows the decay (half life) for radioactive elements?
What is a decay curve?