Calculating Average Speed Quiz

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 car travels a distance of 150 kilometers in 3 hours. What is the average speed of the car in kilometers per hour?

• 45 km/h

• 50 km/h

• 55 km/h

• 60 km/h

Tags

TEKS.SCI.7.7A

If a runner completes a 400-meter race in 50 seconds, what is the runner's average speed in meters per second?

• 6 m/s

• 7 m/s

• 8 m/s

• 9 m/s

Tags

TEKS.SCI.7.7A

A boat travels 120 kilometers downstream in 3 hours. What is the average speed of the boat in kilometers per hour?

• 30 km/h

• 35 km/h

• 40 km/h

• 45 km/h

Tags

TEKS.SCI.7.7A

3. A runner wanted to see if his speed would change on different track surfaces. He ran at a comfortable pace on grass, gravel, concrete, and turf. He measured the amount of time it took to run 1,000 meters. What was his fastest time?

• 1. 161 m/min 

• 1. 175 m/min 

• 200 m/min

• 182 m/min

Students roll a marble down a ramp and measure the time it takes the marble to travel to points along the path. Calculate the speed at each point. Round to the tenths place.

• 67.8 cm/s

• Point A

• 71.1 cm/s

• Point C

• 62.5 cm/s

• Point D

• 76.9 cm/s

• Point B

Tags

NGSS.MS-PS3-1

Some students were investigating the speed of a toy car they built. They

performed two trials and recorded their data in the table below.

What was the average speed of the toy car during the two trials to the nearest tenth

of a m/s?

• 1.5 m/s

• 1.8 m/s

• 7.7 m/s

• 0.8 m/s

Tags

NGSS.MS-PS3-1

If a cyclist covers a distance of 30 km in 2 hours, what is the cyclist's average speed?

• 10 km/h

• 15 km/h

• 60 km/h

• 120 km/h

What was the average speed of car A?

• 75 km per hour

• 100 km per hour

• 150 km per hour

• 225 km per hour

Tags

NGSS.MS-PS3-1

The formula to calculate average speed is-

• AS=total distance /total time

• AS= total time/total distance

• AS= mass/volume

• AS= volume times mass