1. A concrete chamber measuring 8.0 feet by 8.0 feet by 6.0 feet is placed in water. If the chamber weighs 10 tons, will it float or sink? 2. A piece of 2 3 4 lumber 2.0 feet long is placed in water....

1. A concrete chamber measuring 8.0 feet by 8.0 feet by 6.0 feet is placed in water. If the chamber weighs 10 tons, will it float or sink?

2. A piece of 2 3 4 lumber 2.0 feet long is placed in water. The lumber weighs 4.0 pounds. If the wood floats, how far out of the water does it float?