Speed

Why did Arctica lose the race?

• She stopped

• She ran too slow

What is the formula to calculate speed?

• S = t/d

• S = d/t

• S = d x t

• S = t x d

Tags

NGSS.MS-PS3-1

A runner races in the 100 meter dash. It takes her 10 seconds to finish. What is her average speed?

• 10 m/s

• 1000 m/s

• 100 seconds

• 10 seconds

Tags

NGSS.MS-PS3-1

Which of the following is a unit of speed?

• km/hr

• hr

• km

• s

Distance over time.

• Travel

• Motion

• Velocity

• Speed

Tags

NGSS.MS-PS3-1

A person walked 10 miles.  It took them 2 hours.  How fast were they walking?

• 8 mph

• 5 mph

• 2 mph

• 10 mph

Bill jogs 400 meters to Andy's house, turns around, and runs 400 meters back home.  He does so in 267 seconds.  What is Bill's average speed?

• about 3 m/s

• about 1.5 m/s

• 0

• about 4 m/s

A train travels 25 km in .5 hrs. How fast is the train going?

• 25 miles/hr

• 5 miles/hr

• 125 km/hr

• 50 km/hr

How long would it take a bus traveling at 50 km/h to travel 125 km?

• 6,250 hours

• 2.5 km

• 2.5 hours

• 6,250 km

It takes a leopard 5 minutes to travel 3 miles. What is the leopard's speed?

• 15 m/m

• 8 m/m

• .6 m/m

• 2 m/m