Balanced and Unbalanced Forces

Learn about balanced and unbalanced forces and their effects on motion!

Sort the cards as either balanced or unbalanced. Click on the card and drag it to the correct column. Balanced Force A lamp sitting on a table Two ice skaters moving in a straight line at a constant speed. A book sitting on a shelf. A soccer ball sitting on the ground motionless. A coffee mug sitting in the sink A car moving straight, at a constant speed. Unbalanced Force The moon orbiting the Earth an a constant speed. A car accelerating around a mountain curve. A skier skiing through flags in a race down the mountain. A gymnast on a balance beam doing a back flip. Cars in a NASCAR race speeding around the track. A rocket lifting off the launch pad What happens to the speed of an object as an unbalanced force acts on it? It stays the same It speeds up or slows down What happens to the position of an object as an unbalanced force acts on it? The position changes The position stays the same What happens to the direction of an object as an unbalanced force acts on it? The direction stays the same The direction changes What is the definition of a force?