Ann is driving down a street at 60 km/h. Suddenly a child runs into the street.
If it takes Ann 0.723 s to react and apply
the brakes, how far will she have moved before
she begins to slow down?
Answer in units of m.

Could someone me find the answer to this problem.

Where do magnetic lines of force enter earth?

Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.