Going Nuclear
Which type of radiation is the most dangerous, and is essentially high-energy light?
Gamma
If frequency increases, does that impact wavelength or amplitude?
Wavelength
Use one word to describe endothermic and one word to describe exothermic.
Endothermic - enter / absorb
Exothermic - exit / release
Why don't cell calls drop when you drive?
Passing between base stations (cells)
What is my first name?
Kate
Ashley
Which element is released in Alpha decay?
Helium (He)
If a wave has a period (T) of 5 seconds, what is its frequency?
f = 1/T
f = 0.2 Hz
If a reaction feels cold to the touch, it is endothermic or exothermic?
Endothermic (it is absorbing heat from your hand)
What blocks a cell signal: a wooden box or aluminum foil?
Which sport(s) have I played?
KW - soccer, basketball
AW - softball (Div 1!), soccer, basketball, golf, water polo
Which is the name of the nuclear reaction when a large atom is split into smaller ones?
Nuclear fission
If wavelength increases, does that increase or decrease frequency?
Decrease
Which of these would speed of a reaction?
increase / decrease Heat
increase / decrease Concentration
increase / decrease Surface Area
add /remove a Catalyst
Increasing heat, increasing concentration of reactants, adding a catalyst, increasing surface area of the reactants
Name the types of ionizing radiation.
Ultraviolet (UV), X-ray, Gamma
What other classes have I taught / do I teach here at FHS?
KW - Earth, Physics, American Government
AW - Living, Earth
What is the name of the nuclear reaction when small atoms are combined into a larger atom?
Nuclear fusion
What is one piece of evidence we have that light acts like a wave?
Is oxidation when we gain or lose electrons?
Lose electrons
Which EM wave is the primary cause of skin cancer?
Ultraviolet (UV)
How many years have I worked at FHS?
KW - 5 years
AW - 2.5 years
Write the particle for each:
Alpha Decay
Beta Decay
Gamma Decay
4 2 He
0 -1 e
0 0 y
What is one piece of evidence that light behaves like a particle?
Photoelectric Effect, Solar Panels, Electrons becoming dislodged / released
Is reduction when you gain or lose electrons?
Gain electrons
If radio waves are non-ionizing, why should you sleep with your phone on a bedside stand?
Overheating
When did we meet?
Summer of 2020