Week 20 extra credit

Calculate the speed of a dog running through a field if he is covering 23.7 meters in 54 seconds.

• 0.43 m/s

• 1,279.8 m/s

• 1.21 m/s

• 4.08 m/s

If a runner covers a distance of 347 meters in 134 seconds, what is her speed?

• 2.59 m/s

• 46,498 m/s

• 0.39 m/s

• 6.78 m/s

What is the speed of a baseball that travels 49 meters in 2.4 seconds?

• 20.42 m/s

• 117.6 m/s

• 0.05 m/s

• 13.33 m/s

What is the speed of a horse in meters per second that runs a distance of 1.2 miles in 2.4 minutes? (There are 5280 feet in 1 mile, and there are 0.3048 meters in a foot)

• 1,931.21 m/s

• 144 m/s

• 13.41 m/s

• 2.3 m/s

Calculate the velocity of a car that travels 556 kilometers northeast in 3.4 hours.

• 163.52 km/hr northeast

• 163.52 km/hr

• 0.006 km/hr

• 0.006 km/hr northeast

If a jogger runs for 2,541 meters in a time of 43.6 minutes, what was the speed of the jogger?

• 0.97 m/s

• 2.1 m/s

• 3.44 m/s

• 6.32 m/s

What is the velocity of a car that traveled a total of 75 kilometers north in 1.5 hours?

• 50 km/hr north

• 50 km/hr south

• 112.5 km/hr

• 112.5 km/hr north

What is the velocity of a plane that traveled 3,000 miles from New York to California in 5.0 hours?

• 600 mi/hr west

• 600 mi/hr east

• 300 mi/hr west

• 300 mi/hr east

If it takes you 45 minutes to bike to school, a distance of 4 km, what is your speed in km/hr?

• 5.3 km/hr

• 11.25 km/hr

• 0.1 km/hr

• 4.3 km/hr

It took 3.5 hours to travel by train between two cities going 120 mph. How many miles did you travel?

• 420 mi

• 3.5 mi

• 210 mi

• 766 mi