Constant Rate and Average Speed

To measure speed we should know about distance and ?

• Time

• pressure

• temperature

• none of these

1km/hr =----------m/s

• 15/18

• 5/8

• 6/18

• 16/18

A boy took 4 1/2 to complete 42 km Marathon. what was the average running speed ?

• 10 1/9km/h

• 14 4/5 km

• 9 2/9 km/h

• 9 1/3km/h

if you travel 60km in 4hr what is average speed

• 15km/h

• 20km/h

• 10km/h

• 30km/h

What two measurements are needed to calculate average speed?

• Distance and Time

• Distance and Mass

• Volume and Mass

• Mass and Time

What is the formula for average speed?

• Average Speed = Total Distance × Total Time

• Average Speed = Total Time ÷ Total Distance

• Average Speed = Total Distance ÷ Total Time

• Average Speed = Total Distance × Total Time

Cesar drove from Houston to Dallas in 4 hours. Dallas is roughly 250 miles NW of Houston. What was his average speed?

• 1000 mph

• 62.5 mph

• 55 mph

• 60 mph

Runner A ran 12 miles in 4 hours and Runner B ran 9 miles in 3 hours. Which runner had the greatest average speed?

• Runner A

• Both runners had the same average speed.

• Runner B

What is the average speed of the Worm's Journey?

• 2.25 meters/minute

• 1 meter/minute

• 4 meters/minute

• 2 meters/minute

Calculate the speed: A Motorcycle traveled 368 Km in 8 Hours?

• 2944 Km/hr

• 2944 Km/hr

• 46 Km/hr

• 4.5 Km/hr