A toy car starts from rest, and after moving for 10 seconds acquires a velocity of 0.5m/s. Find the velocity at the 10th second and the distance covered as well.
Velocity at the 10th second
Distance at the 10th second

Spend time observing or thinking about events that involve matter and energy. which events can you explain? which events can’t you explain?

Which explanation describes the forces involved for a person to walk down the sidewalk? a. the person's feet push backward on the sidewalk; the sidewalk pushes backward on the person. b. the person's feet push forward on the sidewalk; the sidewalk does not push on the person. c. the person's feet push backward on the sidewalk; the sidewalk pushes forward on the person. d. the person's feet push forward on the sidewalk; the sidewalk pushes forward on the person.

Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k