What kind of graph or chart does this image represent?

What is a scenario where records stored in a computer frequently need to be checked

While preforming before operation pmcs, you notice the front right tire appears slightly under-inflated. what is the proper action?

Two students are discussing electricity that has a frequency of 60 hz. student a says that this type of electricity is referred to as ac. student b says that in this type of electricity, the electrons flow in only one direction. which of the following statements is correct? a. only student a is correct b. only student b is correct c. both of the two students are correct d. neither of the two students is correct