Pulling a dogs leash: inertia
Answer:
The force needed is the weight of the rock minus the buoyant force.
Explanation:
I know that protons and neutrons are located at the center of an atom, so the correct answer is D
Base in your question about the magnetic field of the Earth near the equator where as its almost horizontally to the north and has magnitude of B=0.5x10^-4t, the answer is <span>Velocity of electron will be westwards.</span>
