Grade 8 Speed Calculations Worksheet
This worksheet focuses on calculating speed, distance, and time, and understanding their relationships.
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Grade 8 Speed Calculations
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Read each question carefully and solve for the missing variable. Show your work where applicable. Remember the formulas: Speed = Distance/Time, Distance = Speed × Time, Time = Distance/Speed.
1. A car travels a distance of 300 kilometers in 5 hours. What is its average speed?
2. If a train travels at a constant speed of 120 km/h for 3.5 hours, how far does it travel?
3. If an airplane flies at a speed of 800 km/h and covers a distance of 4000 km, it will take hours.
4. To calculate speed, you need to divide the by the .
5. Which of the following units is commonly used for speed?
Kilograms per liter
Meters per second
Centimeters per degree
Miles per gallon
6. If you increase the distance traveled while keeping the time constant, your speed will decrease.
True
False
7. The graph below shows the distance traveled by a cyclist over a period of time. Use the graph to answer the questions.
a) What is the distance traveled by the cyclist in 4 hours?
b) What is the average speed of the cyclist during the first 6 hours?
8. A runner completes a 10-kilometer race in 45 minutes. What is the runner's average speed in kilometers per hour (km/h)?