Exploring Physics Chapters 11-13 Flashcards
Which is more difficult to magnetize, soft iron or steel?
steel
The total mass after a nuclear reaction is ___ than the total mass before the reaction.
less
the splitting of an atom into smaller parts is nuclear
fission
Rank theses waves in order from lowest frequency (longest wavelength) to highest frequency (shortest wavelength):
blue visible light
AM radio raves
X rays
infrared light
AM radio waves
infrared light
blue visible light
X rays
The period 1895–1905 is known as
the second scientific revolution
The M in AM and FM stands for
modulation
The ___ radio band is prone to electrical interference.
AM
Label the elementary particles of an atom
Faraday succeeded in showing a connection between
chemistry and electricity
electricity and magnetism
magnetism and light
The purpose of a moderator is to
slow neutrons
The first scientist to generate electromagnetic waves was
Rudolf Hertz
The advantage of an electromagnet is that it
it can be turned off and on
When magnetic domains become jumbled, magnetism is
lost
The first person to state that uranium could undergo fission and produce a self-sustaining chain reaction was
Lisa Meiter
Which of these is not made of smaller particles: an electron, a hydrogen atom, a neutron, or a proton
an electron
