Podcast
Questions and Answers
What is position?
What is position?
- The distance traveled over a period of time
- The amount of space between two things measured as a continuous line
- The rate at which your position changes
- The current location in space measured relative to a reference point (correct)
How is distance measured?
How is distance measured?
- As the rate at which position changes
- As the amount of space between two things measured as a continuous line
- In units like miles, kilometers, meters, centimeters, inches and yards (correct)
- In units like feet, yards, and nautical miles
What does speed measure?
What does speed measure?
- The distance traveled over a period of time
- The current location in space measured relative to a reference point
- The amount of space between two things measured as a continuous line
- The rate at which your position changes (correct)
How is distance traveled related to position change?
How is distance traveled related to position change?
What does a speed of 50 miles per hour indicate?
What does a speed of 50 miles per hour indicate?
What type of graph has position on the vertical (y) axis and time on the horizontal (x) axis?
What type of graph has position on the vertical (y) axis and time on the horizontal (x) axis?
What does a speed vs. time graph depict?
What does a speed vs. time graph depict?
In Practice Problem 1, what does the flat portion of the position vs. time graph indicate?
In Practice Problem 1, what does the flat portion of the position vs. time graph indicate?
In Practice Problem 2, why does the speed vs. time graph jump from 2 miles per hour to 0 miles per hour?
In Practice Problem 2, why does the speed vs. time graph jump from 2 miles per hour to 0 miles per hour?
What information does a position vs. time graph provide?
What information does a position vs. time graph provide?
What type of information does a time graph convey?
What type of information does a time graph convey?
What does a speed vs. time graph illustrate?
What does a speed vs. time graph illustrate?
In Practice Problem 1, why does the position vs. time graph go flat at a certain point?
In Practice Problem 1, why does the position vs. time graph go flat at a certain point?
What does the speed vs. time graph in Practice Problem 2 show at the start of the second segment?
What does the speed vs. time graph in Practice Problem 2 show at the start of the second segment?
What does the position vs. time graph for the car in Practice Problem 1 look like?
What does the position vs. time graph for the car in Practice Problem 1 look like?
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