Matics V2 1.5-
Item 1
N PUBLIC SCHO...
1.0+
Item 2
0.5+
Horizontal Velocity (m/s)
Item 3
0.0
Item 4
-0.5
Item 5
-1.07
0
Item 6
Time (s)
Item 7
Item 8
A motion sensor is used to create the graph of a student's horizontal velocity as a function of time as the student moves toward and away from
the sensor, as shown above. The positive direction is defined as the direction away from the sensor. Which of the following describes the
student's velocity and acceleration at the time t=1 second?
Item 9
Item 10
O velocity is positive and acceleration is positive
O velocity is positive and acceleration is zero
O velocity is negative and acceleration is negative
O velocity is negative and acceleration is zero