1 point
Suppose a bug is jiggling up and down and swimming towards you at the
same time. Compared to the frequency at which the bug is emitting waves,
the frequency of the waves reaching you is *
O
Just the same
lower
impossible to tell
O
higher

c

explanation:

i believe the answer is c and this is only worth 10 points you might wanna change it

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.

thermal energy is the answer