University:
Seattle Pacific University
Course:
PHY 1101 | General Physics
Academic year:

2020
Views:

440

Pages:

3
Author:

Charlee Buchanan

Name __________________ ______________ FORMULA : SPEED = Distance ÷ Time Round answers to the nearest tenth (one decimal place)! 1. NASCAR fans love race day when they get a chance to cheer on their favorite team! If a driver was able to travel 600 miles in 3 hours, what was his average speed? 2. The fastest car on Earth, a British British-made Thrust SSC,, would win every NASCAR race in America. If it takes 0.5 hours (30 minutes) to travel 380 miles, what is its speed? 3. The fastest train on Earth, the TGV from France, can travel at faster speeds than trains in the United States. During a speed test, the train traveled 800 miles in 2.5 hours. What is its speed? 4. Spirit of Australia,, a hydroplane boat, made speed records by traveling 239 miles in 0.75 hours urs (45 minutes). What is its record record-breaking speed? 5. The fastest plane ever made, the Lockheed SR71,, was able to travel 2200 miles per hour. Based on this speed, how far could it travel in: a. 2 hours? b. 3 hours? c. 5 hours? Challenge: Which machine on this page is the fastest? ___________________ 6. Fill in the boxes and use a calculator to determine how long it would take each machine to get to travel 60 miles. Use the speeds you calculated in miles per hour on the front of this worksheet. Round answers to the nearest tenth (one decimal place)! 60 miles ÷ = Speed (mph) A. Jeff Gordon’s Car = _______ minutes B. Thrust SSC Car = _______ minutes C. TGV Train = _______ minutes D. Spirit of Australia Boat = _______ minutes E. Lockheed SR71 Airplane = _______ minutes X 60 minutes = Speed Machine Answers: 1. 600 ÷ 3 = 200 mph 2. 380 ÷ .5 = 760 mph 3. 800 ÷ 2.5 = 320 mph 4. 239 ÷ .75 = 318.67 mph 5. a. 2200 x 2 = 4400 miles, b. 2200 x 3 = 6600 miles, c. 2200 x 5 = 11,000 miles Challenge: Lockheed SR71 6. A. 18 minutes, B. 4.7 minutes, C. 11.3 minutes, D. 11.3 minutes, E. 1.6 minutes

Formula Speed Answer Key

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