( ANSWER QUICK PLS NEED FAST ) What is the opposite force to pushing off the ground to jump? A The ground pushing off your foot
B The ground pulling your foot down
C Gravity pulling your foot down
D Your leg pushing off your foot

an ion is a charged atom or molecule. it is charged because the number of electrons do not equal the number of protons in the atom or molecule. an atom can acquire a positive charge or a negative charge depending on whether the number of electrons in an atom is greater or less then the number of protons in the atom.

pythagoras' theorem

square root (-5^2+9^2)

square root (25+81)

square root (106)

angle is tan^-1(9/5)

neg x, pos y