Calculating speed

A unusually fast zombie was chasing after Carl to eat him. What was the zombie’s speed if he travels 36 meters in 6 seconds?

• 6 meters/seconds

• 120 meters/second

• .17 meters/second

• None of the above

Soccer ball A goes 15 feet in 3 seconds, and Ball B goes 12 feet in 2 seconds. Which ball moved the fastest?

• Soccer Ball A
• Soccer Ball B
• Their speeds are equal.

Tags

CCSS.6.RP.A.3B

A UFO flys over Houston covering 100 miles in 5 seconds. What is its average speed?

• 50 miles/sec

• 40 miles/sec

• 20 miles/sec

• 5 miles/sec

A rocket car can go 1,000 km in 250 seconds. what is its average speed?

• 25 km/sec

• 4 km/sec

• 50 km/sec

• 6.666 meters /min

A very fast snail can go 360 meters in 18 seconds. What is its average speed?

• 20 m/s

• 30m/s

• 40m/s

• 60m/s

A very slow elephant can cover 1 mile in 2 hours. What is its average speed?

• 2 miles/hr

• .5 miles/hr

• 20 miles/hr

• 30 miles/hr

I very fast narwhal can swim 125 nautical miles in 25 minutes. What is its average speed?

• 5 miles/minute

• 25 miles/minute

• .2 miles/minute

• 150 miles/minute

Tags

NGSS.MS-PS3-1

Which is a correct statement about the object shown in Graph W?

• The object speeds up during the trip.

• The object slows down during the trip.

• The object travels at a constant speed during the trip.

Tags

NGSS.MS-PS3-1

Anna ran 100 meters in 20 seconds. What was her average speed?

• 2 m/s

• 5 m/s

• 20 m/s

• 25 m/s

The graphs below show two delivery trucks traveling on the same highway.

Which best describes the speed of the two trucks?

• Truck A is at constant speed, and Truck B is decreasing speed.

• Truck A has a faster speed, and Truck B has a slower speed.

• Truck A is moving slower and Truck B is speeding up.

Tags

CCSS.8.EE.B.5