True or False: Moderna shared that their initial vaccine trials showed that people injected with the vaccine made as many or more antibodies against the coronavirus as do people who had recently gotten over the Corona Virus true or false

When water freezes, it . contracts expands

Modern whales developed their traits through natural selection what occurs during the process of natural selection

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his 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