Recent content by ILC grade 11

oh ok thanks a lot i understand it now

Homework Statement A cat running at a constant speed of 5.0 m/s runs by a dog sitting on a driveway. The dog gives the cat a chase 5 seconds later and accelarates at 0.5 m/s^2 a) how long does it take the dog to catch upwith the cat? b) how far from the driveway is the dog when it catches...

a = v2-v1/ t a= 16.7 m/s - o.o m/s / 4.0s a= 4.2 m/s^2 um i converted the km into m/s which were 60 km and 0 km

The accelaration of the bus is 4.2 m/s^2

Homework Statement 25a) Cathy takes the bus home from work. In her hand she holds a 2 kg cake box tied together with a string. As she ascends the steps into the bus, the box accelarates at a rate of 2.5 m/s^2. What is the force exerted on the sting? b) Cathy sets the box on the seat beside...