You have two pieces of wire that allow electrons to pass through them when they are connected to each other. if you insert a piece of rubber between the wires, the electrons do not flow. the rubber material is a. a circuit b. a conductor c. a fuse d. an insulator

Identify the error in the sentence. my cat was so enormously overweight that the vet suggested, much to my cat's dismay putting him on a diet. a. overweight c. dismay b. suggested, d. diet.

When a book falls from a shelf to the ground without anyone pushing on it, no work is done on the book. true or false

An airplane flies eastward and always accelerates at a constant rate. at one position along its path it has a velocity of 34.3 m/s, it then flies a further distance of 40100 m and afterwards its velocity is 47.5 m/s. find the airplane\'s acceleration and calculate how much time elapses while the airplane covers those 40100 m.