[DOC] [TLE] Sinking and Floating Cans Experiment [PAR] Which cans are floating in the ice water, and which have sunk to the bottom? ... 
Make sure that no air bubbles are trapped under the can when you place it in the 
... These artificial sweeteners may be hundreds of times sweeter than sugar,... [DOC] [TLE] How Does a Submarine Work? | Wonderopolis [PAR] To return to the surface, the tanks are filled with air. This makes the submarine 
less dense than the water around it, causing the sub to float to the surface. [DOC] [TLE] Diving Procedure on the J.T. McDaniel Official Site [PAR] Most of the time the ballast tanks are kept full of air, which makes the sub light (
less ... with the air trapped in the main ballast tanks keeping the boat on the 
surface. ... fleet submarines, additional diesel fuel was stored in these tanks, 
floating on... [DOC] [TLE] Chapter 14: Aircraft Fuel System - Federal Aviation Administration [PAR] necessary to use these tanks in a definite sequence for any reason, the vapor 
vent ..... restricts the fuel-air flow and causes loss of engine power. In ...... 
Relieves trapped air during fueling. Valve stop. Check valves. (Typ 2 places). 
Float. O-ring. [DOC] [TLE] Patent US20120098206 - Seal oil feeding apparatus of rotating ... [PAR] Apr 26, 2012 ... The float trap tank is provided integrated with the hydrogen ... The air detraining 
tank is placed at a position lower than the ... the bypass piping comprise a sub-
bypass piping configured to route ..... are opened, to make seal oil S flow out from 
a hydrogen detraining tank 11 without using an outlet piping 14. [DOC] [TLE] Not Just Hot Air | Atom's World - Middle School Chemistry [PAR] Sep 7, 2012 ... You've probably seen pictures of hot air balloons floating gently over some ... 
Because we cannot see the particles that make up the air around us, it can be 
tempting to ... A hot air balloon works by applying these simple principles to air. ... 
Subs store water (or air) in a special chamber called the ballast tank. [DOC] [TLE] Air Vents | TLV - A Steam Specialist Company (International) [PAR] These automatic valves for the removal of air from fluids make use of the reliable 
high ... The air vents for piping carrying liquids make use of free float steam trap 
technology ... facilities, solar systems, water transport lines, water storage tanks. [DOC] [TLE] Aquarium Bubbles - The First Tank Guide - Why Are There Bubbles ... [PAR] Jun 18, 2012 ... Why Are There Bubbles on the Water in My Fish Tank? (The First Tank Guide). 
Support and Share the First Tank Guide: Where do these bubbles come from? ... 
especially in tanks that have air-driven filters, decorative air stones, or have a ... 
rather than being loose and floating all over the surface of the tank. [DOC] [TLE] The Unnatural Museum - Pen Cap Submarine [PAR] If they weigh exactly the same they float right where they are. ... STEP 2: Make 
your submarine by putting a ball of clay on the stem of the pen cap (See diagram)
. ... The hollow portion is your sub's ballast tank. STEP 3: Put the "submarine" in 
water (clay down so the air is trapped in the hollow portion of the cap) and then 
add... [DOC] [TLE] Checking and replacing a fuel sender unit | How a Car Works [PAR] If the fuel gauge reads empty when you know there is fuel in the tank, the cause 
... Fuel pipe Sender lead Breather pipe Sender unit Petrol tank Filter Float arm ... 
not become kinked, or trapped, breaking the insulation and causing a short circuit 
. ... A blocked breather in the tank causes the same symptoms as running out of... [DOC] [TLE] How Does the Diver Work? Preparing the Plastic Soda Bottle [PAR] a metal hex nut, will float or sink in the bottle of water depending on the water 
level in the ... pressure air is blown into the submarine's tanks, the water is forced 
out, and the .... make

Question: Air trapped in these tanks makes a sub float
Answer: ballast tanks