Displacement,velocity,instantaneous & average velocity

Running on a 50-m by 40-m rectangular track, you complete one lap in 100 s. What is your average velocity for the lap?

• 0.9 m/s

• 1.8m/s

• 1.0m/s

• 2m/s

The instantaneous velocity is the velocity of an object at ______time

• total

• specific

• initial

• final

Average velocity is ______an object goes through divided by time taken for the displacement.

• particular displacement

• total distance

• total displacement

• particular distance

The velocity of an object with position function r(t) = 3t² + 5t + 1 at time t = 3 seconds is ______

Average velocity for a non linear function graph can be calculated by__________

• Drawing a straight line from start to end point and finding it's slope

• Finding slope of the curve at many points along the curve

• Drawing tangent at any point along the curve and finding it's slope

• None of the answers

The graph for instantaneous velocity is represented by graph________

• a

• c

• b

• None of the options