Vocabulary
force, motion, static, gravity, net force, friction, gravitational pull, force, push, pull, motion, angle, distance, weight, mass, Newtons 1st Law, Newtons 2nd Law, gravity, acceleration, forces, net force, gravity, angle, direction, push, pull, strength, balanced forces, unbalanced forces, contact forces, push, pull, non-contact forces, magnet, friction, force, motion, energy of motion, heat energy, magnetic force, collision, , , , galaxy, gravity, spiral galaxy, constellation, spiral galaxy, elliptical galaxy, irregular galaxy, light year, engineering, design, process, prototype, design, improve, iterative, hypothesis, control group, engineering design process