If you could build any machine what would be and why

What can you prevent issues related to downloading content form the internet

How are we able to create photographs differently than 100 years ago? explain your answer in relation to your photograph you selected.

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