Help please? Im legit failing physics Joanna sets her physics book on the table. Earth’s gravity pulls the book downward with a force of 24N. How much force does the book exert on the Earth?

Which is not a source of noise pollution? a)airplanes b)acid rain c)machines d)cars

Which of the following is the result of the nuclear weak force? the instability of large nuclei the repelling force between positively charged protons the structure of the atom certain types of nuclear decay

Write down two additional questions about earth's magnetic field that will make your presentation more informative.