Quarks
a. can have a charge of +1 or -1
b. are composed of hadrons
c. are of six types
d. transmit the strong nuclear force
e. are free floating independent particles

An electron and a proton have the same kinetic energy upon entering a region of constant magnetic field and their velocity vectors are perpendicular to the magnetic field. suppose the magnetic field is strong enough to allow the particles to circle in the field. note: you'll need to look up the masses for an electron and proton. 1) what is the ratio of the radii of their circular paths rp/re?

Can you receive a shock severe enough to prevent you from releasing the wire from an ordinary outlet with dry hands? a. no b. yes explain

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical