Average Speed

What two measurements are needed to calculate average speed?

• Distance and Time

• Volume and Mass

• Mass and Time

• Speed and Distance

What is the formula for average speed?

• Average Speed = Total Time $\div$ Total Distance

• Average Speed = Total Time + Total Distance

• Average Speed = Total Distance $\div$ Total Time

• Average Speed = Total Distance $\times$ 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

• Runner B

• Both runners had the same average speed.

What is the formula to calculate speed?

• Speed = Distance x Time
• Speed = Distance/Time
• Speed = Time/Distance
• Speed = Time x Distance

All of the following are units of speed except:

• Km/hr
• Km
• Kilometer per hour
• Kilometer/Hour

A rocket is launched from the launch pad at a speed of 700 km/hr.  How far will the rocket have traveled after 1.0 hour?

• 699 km
• 700 km
• 350 km
• 700 hours

A bus travels 20 km in 30 minutes. What is the average speed of the bus?

• 20 km/h

• 30 km/h

• 40 km/h

• 50 km/h

A brother and sister decided they wanted to go to Sea World for Spring Break. Their moms average speed was 60m/hr. It took them 2 1/2 hours. What is the distance they traveled? 

• 16 Miles
• 150 Miles
• 12 Hours
• 24 Miles

a device used inside the car to find the speed

• periscope

• speedometer

• endoscope

• none