Vocabulary
gravity, attract, mass, force, applied forces, contact force, non-contact force, distance, motion, strength, direction, push, pull, collide, collision, impulse, gravitational force, magnetic force, friction, position, orbit, Newton's First Law, Newton's Second Law, velocity, acceleration, net external force, gravity, normal force, net force, mass, weight, frictional force, pushing force, balance, inertia, kg, acceleration, force, meters, proportional, inversely proportional, vectors, magnitude, direction, force field, x-axis, y-axis, force, inertia, mass, velocity, speed, newton, angle, acceleration, vector