One of the laws of motion states, "An object in motion stays in motion unless an unbalanced force acts upon it." On Earth, objects always seem to eventually come to a stop when more force is not being applied.
A rocket moves upward as the engine pushes downward against exhaust gases and the exhaust gases push upward against the engine. A train traveling 88 kilometers per hour takes approximately one mile to come to a complete stop. An ice skater sharpens the blades of their skates to lessen the effect of friction. Tags:
A driver is transporting a watermelon in the back seat of a car traveling at a speed of 87 km per hour. The watermelon has a mass of approximately 3.5 kg. A deer standing in the roadway causes the driver to come to a sudden stop. The watermelon crashes into the back of the front seat with great force. Which of Newton’s laws best explains why it is ...