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As you blow on your hand with your mouth wide open it feels warm After reducing the opening of your mouth by producing a small O with your lips blow on your hand It feels cool Where does the?
With a smaller mouth opening the air moves faster and 'wind chill' cools your hand.
Cone shaped tool that helps you pour liquids or fine powders into a narrow opening without spilling?
The funnel
What do you call an opening to allow air in or out?
A vent allows for ventilation of air (allowing air in or out).
What is narrow opening that leads to the uterus?
The opening of the cervix is closest to the vagina -- the one you can feel with your finger -- is called the external os (orifice). This os leads into the cavity of the cervix and then into the cavity of the body of the uterus. At the point where the endocervical canal meets the uterus is another opening, called the internal os. .
Difference bw ostia and osculum?
ostia is the inlet into the sponge and osculum is the outlet through which the entered water etc. moves out
What is a narrow opening at the back of the mouth?
The pharynx is the narrow opening at the back of the mouth. It is part of both the digestive system and the respiratory system.
Can a weedy sea dragon open its mouth really wide?
No, they have a very narrow opening for a mouth, as they eat plankton.
A rush of water that flows rapidly back to sea through a narrow opening is called a .?
Rip current
A rush of water that flows rapidly back to sea through a narrow opening is called a?
Rip current
What is a narrow straight opening?
Slot
What bone is narrow opening?
spinal cord
Why does water not escape freely when a narrow-mouthed bottle is suddenly inverted?
Depending on the size of the mouth the water has to flow against the atmospheric pressure. If the bottle is full and the mouth is narrow enough then the water may not flow at all. That is why a hypodermic needle does not leak when held with the needle facing down.
Does the blastopore forms a mouth?
In protostome ("first mouth") the blastopore, or the first opening formed becomes the mouth. In deuterostomes ("second mouth"), the blastopore forms the anus and the mouth develops from a second opening.
What is an opening through which air or water can flow?
An opening through which air or water can flow is a mouth. This can refer to the mouth of a river or a person or animal's mouth.
The structure known as the fauces is the?
passageway between the oral cavity and the pharynx
What is a long narrow opening that rhymes with black?
crack!
Which sea has a narrow opening to the Atlantic Ocean?
The Mediterranean
