A child has completed treatment for leukemia and comes to th…

A child has completed treatment for leukemia and comes to the clinic for a check-up with the parents.  The parents express to the nurse that they are glad their child has been cured of cancer and is safe from getting cancer later in life.  Which of the following should the nurse consider in responding?

A wasp and a ladybug are flying towards each other as shown…

A wasp and a ladybug are flying towards each other as shown in the picture. At the moment you first observe the insects (the moment pictured, t = 0), the wasp is at x = 0 and the ladybug at x = 7 m. The wasp travels with a constant velocity of VW= +4 m/s and the ladybug has a velocity that varies with time according to VLB = -6t m/s, where t is the time measured in seconds. At what position will the two insects meet?