PLEASE HELP I HAVE 30 minutes to finish the test also correct me if i’m wrong pls no links or fake answers

Alarge marble is dropped in a graduated cylinder with 35ml of water in it. the water level increases to 49ml. what is the volume of the marble

How heavy is thanos? a) 3000 lbs b) all of it c) the price of tea in china d) heavy enough

What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots