Physics

Problem

a. A student walks along a straight corridor. She covers

100\,\text{m}

in the first

40\,\text{s}

60\,\text{m}

in the next

40\,\text{s}

and

80\,\text{m}

in the final

40\,\text{s}

. Determine whether her motion is uniform or non-uniform. b. Calculate her average speed for the entire

120\,\text{s}

journey.