Multiple choice A comet cruised at a speed of 50,000 km/hr for 4 hours. How far did it travel? 12,500 km 200,000 km/hr 12,500 km/hr 200,000 km Reveal answer Fill a bubble to check yourself D Correct answer Explanation Distance is calculated as speed multiplied by time. 50,000 km/hr * 4 hours equals 200,000 km.