Answer the following:
1. What is buoyancy? THE UPWARD FORCE OF A FLUID
2. What is displacement? THE AMOUNT OF MATERIAL(WATER) THAT IS PUSHED OUT OF THE WAY BY ANOTHER (BOAT)
3. How much does water weigh per gallon and per cubic foot? 8.32 lb/gal 62.4 lb/cu.ft
4. Explain how a ship made of steel can float. IT DISPLACES MORE WEIGHT OF WATER THAN IT WEIGHS
5. How many gallons of water must be displaced in order for a 30 ton steel boat to float? Cubic feet? 7212 gal 961.5 cu.ft
6. What size (length in feet of one side) cube of steel would 30 tons be? 4.94'
7. What size (length in feet of one side) cube of water would 30 tons be? 9.87'
8. How many cubic feet of pine would be used to make a 30 ton boat? 2575.1 cu.ft
9. What size (length in feet of one side) cube of pine would 30 tons be? 13.7'
Material Density
Steel 495.0 lb/cu. ft
Pine 23.3 lb/cu.ft
1. What is buoyancy? THE UPWARD FORCE OF A FLUID
2. What is displacement? THE AMOUNT OF MATERIAL(WATER) THAT IS PUSHED OUT OF THE WAY BY ANOTHER (BOAT)
3. How much does water weigh per gallon and per cubic foot? 8.32 lb/gal 62.4 lb/cu.ft
4. Explain how a ship made of steel can float. IT DISPLACES MORE WEIGHT OF WATER THAN IT WEIGHS
5. How many gallons of water must be displaced in order for a 30 ton steel boat to float? Cubic feet? 7212 gal 961.5 cu.ft
6. What size (length in feet of one side) cube of steel would 30 tons be? 4.94'
7. What size (length in feet of one side) cube of water would 30 tons be? 9.87'
8. How many cubic feet of pine would be used to make a 30 ton boat? 2575.1 cu.ft
9. What size (length in feet of one side) cube of pine would 30 tons be? 13.7'
Material Density
Steel 495.0 lb/cu. ft
Pine 23.3 lb/cu.ft