LESSON 3 Assessment Directions: Write the letter of the correct answer on a separate sheet of paper. 1. On a distance time-graph, what does a horizontal mean? a. constant speed b. increasing speed c. zero speed d. decreasing speed 2. You and your friends traveled 60 km to Tagaytay. If the travel time was 2.5 hours, what was the average speed of your vehicle during the trip? a. 24km/h b. 28km/h c. 30 km/h d. 32 km/h 3. An airplane travels from Manila to Cebu. It covers about 600 km in 50 min. What is the airplane's average speed? a. 12 km/min b. 0.3 km/min c. 0.83 km/min d. 0.90 km/min 4. The cheetah, the fastest of land animals, can run 274 m in 8.65 s at its top speed. What is the cheetah's speed? a. 31.68 m/s b. 2 m/s c. 30 m/s d. 31 m/s 5. How much time will it take for a bug to travel 5 meters across the floor if it is travelling at 1 m/s? a. 4 s b. 3 s c. 5 s d. 6 s
