Results: Average t^2 Time (s) (s^2) Height Time t Time t Time t (s) Readings h(m) (s) (s) Readings 2 Readings 1 3 0.1 0.129 0.131 0.131 0.130 0.0169 0.2 0.196 0.196 0.196 0.196 0.0384 0.3 0.237 0.238 0.238 0.237 0.0529 0.4 0.280 0.277 0.277 0.278 0.0772 0.5 0.314 0.301 0.306 0.307 0.094 0.6 0.343 0.344 0.341 0.343 0.118 0.7 0.372 0.371 0.371 0.371 0.138 0.8 0.391 0.398 0.396 0.395 0.156 0.9 0.422 0.412 0.420 0.418 0.175 1.0 0.434 0.444 0.447 0.442 0.195 10. Plot a suitable graph. 11. Calculate the slope of the graph. 12. Determine a value for g, the acceleration due to gravity. 13. Determine the percentage difference between your experimentally determined value and the accepted value for g.

Two automobiles are 150 kilometers apart and traveling toward each other. One automobile is moving at 35 km/h and the other is moving at 40 km/h. In how many hours will they meet? A) 2.5 h B) 2.0 h C) 1.75 h D) 1.5 h F) 1.25 h

3. A tennis ball is thrown up in the air. It's height is given by h(t) = -5t2 + 23t + 2, where h(t) is in meters and t is in seconds. Use technology to answer: a.) What is the max height of the tennis ball? When does it occur? b.) How long was the tennis ball in the air?

An object's velocity as a function of time in one dimension is given by the expression; v(t) =  3.8t + 6.68 where are constants have proper SI Units. At what time is the object's velocity 61.2 m/s?

How many significant figures does each of the following numbers have?a. 6.21                 b. 62.1c. 0.620               d. 0.062

Q1