Plumbing Quiz

What two scientific processes help move water through the plumbing in your home?

• Water pressure

• Expansion/Contraction

• Gravity

• Heat transfer

True or False: If there is more water that is being pushed through a pipe, that will lead to a lower water pressure.

• True

• False

When we removed the tape from the bottom, why did the water travel further out the holes near the bottom of the bottle?

• There was less water pressure

• There was more water pressure

Drainage pipes all move downward to take advantage of what scientific concept?

• Siphoning

• Air pressure

• Gravity

• Water pressure

The vents and traps work together to keep sewer gas out of your home. Why is this so important?

• They can be toxic in small amounts

• The gases can make you sick

• They can be extremely flammable

• It is not dangerous in any amount, they just smell bad

Water _________ when it freezes.

• Expands

• Contracts

• Evaporates

• Remains the same

Tags

NGSS.MS-PS1-4

All other materials, except for water, will contract when they cool due to the molecules slowing down and moving closer to each other.

• True

• False

Tags

NGSS.MS-PS1-4

What is the purpose of the P trap?

• seal out sewer gases

• allow sewer gases to flow into the home

True or False? Strong gusts of wind can disturb the water inside the trap.

• True

• False

True or False? Methane is one of the gases that could be a component in sewer gas.

• True

• False