Why don’t we see the ground coming toward us when we jump A) we have less gravitational force that the earth
B) we have more inertia then the earth
C)we have less mass them the earth
D) we are already standing on earth

Which fossil fuel is mainly used for heating and cooking? a. electricity b. coal c. petroleum d. natural gas

What do electromagnetic waves carry? how are they produced through which media can they move? where do they transfer energy? what do they not transfer? what do mechanical waves carry? how are they produced? through which media can they move? where do they transfer energy? what do they not transfer?

Time remaining 58: 10 an atom that has 84 protons and 86 neutrons undergoes a reaction. at the end of the reaction, it has 82 protons and 84 neutrons. what happened to the atom? it accepted radiation in a chemical reaction it donated neutrons to another atom in a chemical reaction it emitted an alpha particle in a nuclear reaction. it accepted protons in a nuclear reaction. mark this and retum save and exit next submit