Calculate Speed 6.8

At what point does the roller coaster have the most potential energy?

• Point A

• Point B

• Point C

• None of the Points

Why did you choose the answer in the previous question, #1?

Answer explanation

Because the higher the object, the greater the potential energy

The ball at its highest point in the air is what example of energy?

• Greatest Kinetic

• Potential Energy

• Kinetic Energy

• Least Potential

At which point will the skater have the least potential energy?

• Point A
• Point B
• Point C
• Point A and C

A block pulled 0.70 m to the right 0.14 s. What is the Average speed?

• 5

• 0.098

• .74

• 1.4

What was the average speed of the toy car during the two trials to the nearest tenth of a m/s?

(a)  

The graph shows the distance a car traveled in 5 seconds while moving on a freeway. What is the average speed of the car?

• 28 m/s

• 145 m/s

• 700 m/s

• 2.7 m/s

1. A bus travels 45 km in 30 minutes. What is the average speed of the bus in kilometers per hour?

• 45 km/h

• 90 km/h

• 30 km/h

• 1350

It takes five hours to drive from Fort Worth to Midland, which is a distance of 300 miles. What would be the average speed for this trip?

• 60 mph

• 300 mph

• 5 mph

• 0.016 mph

Which graph shows the fastest speed?

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