In nuclear two light nuclei combine to form a heavier one.

a. fission
b. fusion
c. radioactive decay
d. gamma decay

Which of the following would not be taken into consideration when describing the quality of a sound

Along wire carrying a 4.2 a current perpendicular to the xy-plane intersects the x-axis at x=−1.7cm. a second, parallel wire carrying a 3.0 a current intersects the x-axis at x=+1.7cm. part a at what point on the x-axis is the magnetic field zero if the two currents are in the same direction? express your answer to two significant figures and include the appropriate units.

How do you know how many valence electrons an atom has?