Lab: Motion Answers

length of the track✔ height of the trackwidth of the track

✔ speed of the carheight of the trackdistance traveled

✔ MetersMeters per secondMeters per second squared

Use the table to answer the questions.

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Read the elapsed time on the stopwatch and answer the questions.

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Use the graph of distance versus time to complete the sentences.

Use the graph of speed versus time to answer the questions about acceleration.

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MetersMeters per second✔ Meters per second squared

Cars travel faster on the lower track.✔ Cars travel faster on the higher track.There is no difference in speed.

less distance thanthe same distance as✔ farther than

You are leaving for a party at your cousin’s house in a city that is 150 km away. You will travel at an average rate of 50 km/hr. How long will it take you to arrive? ⇒ 3 hours If you need to be at the party in 2.5 hours, how fast would you need to drive to get there? km/hr

Why does increasing the number of trials increase confidence in the results of the experiment?

Meters✔ Meters per secondMeters per second squared

✔ shorterlongerequal

slowersimilar✔ greater