Average Speed and Motion

All of the following are examples of speed except:

• A car traveling at 55 km/hr
• A snail hightailing it 45 mm/sec
• Jude timing himself at 23 seconds

• Lonnie running down the hall at 45 mph

All of the following are examples of speed except:

• Rambo dropkicking cheese at 98 miles/hr
• A piece of chocolate melting in your mouth
• Jude skydiving at 72 Km/Min

• Allison driving at 34 Meters/Second

Tags

NGSS.MS-PS3-1

What is the formula to calculate speed?

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

Tags

NGSS.MS-PS3-1

What is the difference between instantaneous speed and average speed?

• Average speed happens in a particular instant, Instantaneous speed is the speed of an object over a longer period of time.
• Instantaneous speed is never right, average speed is always right
• Instantaneous speed happens in a particular instant, Average speed is the speed of an object over a longer period of time.
• Do not pick this answer

How would you find the average speed of a marathon runner throughout an entire race?

• Ask a magic 8 ball
• You would take the entire distance the runner traveled and divide the distance by the total time it took the runner to complete the race.
• run along side them and eyeball it
• Ask Alexa

All of the following are units of speed except:

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

All of the following are units of speed except:

• Seconds
• m/s
• Km/s
• m/min

Tags

NGSS.MS-PS3-1

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

• 2944 Km/hr
• 4.5 Km/hr
• 46 Km/hr
• 0.02 Km/hr

Tags

NGSS.MS-PS3-1

Calculate the speed:
A bus traveled 98 Km in 2 Hours

• 94 Km/hr
• 49 Km/hr
• 196 Km/hr
• 0.02 Km/hr

What is the formula for average speed?

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

• Average Speed = Total Time + Total Distance