UKY PHY 232 Exam 1 || Questions and 100% Accurate Answers.
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Course
UKY PHY 232
Institution
UKY PHY 232
4 Fundamental Forces correct answers Strong force, weak force, electromagnetic force, gravitational force.
Strong Force correct answers Binds protons and neutrons in the nucleus.
Electromagnetic Force correct answers Origin of friction and molecular binding. (Nearly all forces which define yo...
UKY PHY 232 Exam 1 || Questions and 100% Accurate
Answers.
4 Fundamental Forces correct answers Strong force, weak force, electromagnetic force,
gravitational force.
Strong Force correct answers Binds protons and neutrons in the nucleus.
Electromagnetic Force correct answers Origin of friction and molecular binding. (Nearly all
forces which define your daily life are electromagnetic!)
Weak Force correct answers Radioactivity.
Gravitational Force correct answers Tides, objects falling, planetary motion.
Gravitational Force and "Charge" correct answers F12 = - ((G * m1 * m2) / r^2) * r12
- minus sign because it is an attractive force
- inverse square law
- mass is gravitational charge
Electric Charge correct answers A manifestation of the fundamental force, the electromagnetic
force.
Repulsive Force correct answers Push away, repel. (Ex: A woman electrically charging her body,
when her hair stands up. This is due to all the hairs on her head becoming charged and exerting a
repulsive force on the other hairs.)
Attractive Force correct answers Pulling together. (Ex: A cat rubbing its body on styrofoam
peanuts while playing in a packing box, the styrofoam peanuts are stuck to the cats body.)
The _________ is the force between electrically charged objects. correct answers electric force
Two Kinds of Electric Charges correct answers positive and negative
______ identified as having a negative charge. correct answers Electrons
______ identified as having a positive charge. correct answers Protons
Neutrons are ______. correct answers neutral
Atoms typically have ____ amounts of protons and electrons. correct answers equal
_____ are atoms with unequal number of electrons and protons. correct answers Ions
Charges of the same sign, correct answers repel one another.
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