Grade 12 Math: Average Speed Worksheet
This worksheet focuses on calculating average speed, understanding its components, and applying average speed concepts to real-world scenarios for Grade 12 students.
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Average Speed Worksheet
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Read each question carefully and provide detailed answers. Show all your work for calculations.
1. Average speed is defined as the total traveled divided by the total taken.
2. Unlike velocity, speed does not have a .
3. The standard international unit (SI unit) for speed is .
1. A car travels 240 km in 3 hours. What is its average speed?
60 km/h
80 km/h
120 km/h
720 km/h
2. Which of the following statements is true regarding average speed?
It is a vector quantity.
It always equals instantaneous speed.
It is the total distance divided by total time.
It is measured in meters per second squared.
1. A cyclist completes a 10 km race. For the first 5 km, she maintains an average speed of 20 km/h. For the remaining 5 km, she averages 15 km/h. What is her average speed for the entire race?
1. If an object travels at a constant speed, its average speed is equal to its constant speed.
True
False
2. Average speed is always greater than or equal to the magnitude of average velocity.
True
False
1. A car travels from city A to city B, a distance of 300 km, at an average speed of 75 km/h. It immediately returns from city B to city A at an average speed of 60 km/h. Calculate the average speed for the entire round trip.
2. The position-time graph below shows the motion of an object. Determine the average speed of the object between t = 0s and t = 10s.