Acceleration(a) is the change in velocity(Δv) over the change in time(Δt). so just divide your velocity and time.
energy is the correct answer to fill the blank bb :)
Are there any options or is it not multiple choice.
It forms a protective and adaptive barrier around a cell and this keeps various bacterial and viral intruders out. They also help in keeping cell systems inside the cell. The shell absorbs viruses and bacteria for nutrients when they do not have a certain strand to get inside the cell or trick it otherwise. Hope this helped!
