You have a plastic cup full of water - about 200 ml. a) What is its mass?
b) What will happen to the mass if you double the volume of water? How can you do it in
real life?
c) What if you have 1/3 of the volume? How can you do it in real life?
d) You have 20 full glasses and 1 glass half full. What are the volume and the mass of
water?
e) What is the density of the material inside the full cups? Inside a cup half full? What did
you assume to be true when you answered the question?