After spending hours at the microscope and taking detailed notes about the phage that she has found in her cultures, Lauren decides to pick her work back up tomorrow. A virologist’s work can be very involved! When Lauren arrives to work the next morning, she takes a peek at her cultures only to find that the media that she inoculated the night

Johnny rode his bike 4 blicks down the street to his friend's house once he got to his friend house and realized he could not cone out to play he turned aroubd and went back home.what is displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point