Presentation on theme: "You travel 30 km in 5 hours. What is your speed?."— Presentation transcript:
You travel 30 km in 5 hours. What is your speed?
A bird travels 30 m/s for a minute (60 seconds). How far has he traveled?
How much time does it take an airplane with a speed of 13 km/min to travel 52 kilometers?
Apollo 10 had a top speed of 24,000 miles/hour. At this speed, how much time would it take to get to the moon, which is 238,900 miles away?
Light travels at 300,000,000 m/s. It takes about 8 minutes (480 seconds) for light from the sun to get to the earth. How far away is the sun?
“If you miss the train I’m on, you will know that I am gone. You can hear the whistle blow a hundred miles” (Play) If the train travels at 80 miles/hr, then how much time does it take until you can’t hear the whistle anymore?Play
You measure the height of a tree to be 30 feet. The actual height of the tree is 35 feet. What is the percent error? Is your measurement accurate?
You measure a bowling ball to travel down a 60-foot bowling lane in 1.5 seconds. a.) What is the speed of the bowling ball that you measured? b.) If the actual speed is 42 ft/sec, what is your percent error? c.) Is your measurement accurate?
A car moves as described. Draw a graph of the car’s motion – Moves forward at a constant speed for 3 seconds. – Stops and stays still for 2 seconds. – Moves forward at a constant speed for another 4 seconds. – Immediately turns around and goes backward at a constant speed for 1 second.