Why does helium, released into the atmosphere, eventually disappear into space?

Q: The open-sea diving depth record is 534 metres; how much more pressure would the diver have been…

A: The pressure in a liquid is due to the weight of the column of water above. The pressure exerted by…

Q: How do the pressure, temperature, and volume of a gas relate to one another?

A: From ideal gas law, the relationship between pressure, volume and temperature is, P is pressure, V…

Q: Why don´t we feel the atmospheric pressure?

A: Why don´t we feel the atmospheric pressure?

Q: Calculate the volume of water that overflows when a Pyrex beaker filled to the brim of 250 cm3 of…

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Q: vapor

A: Clouds are formed when the moist, warm air cools and thus expands in the atmosphere. Due to lower…

Q: Why does an air bubble in water rise from bottom to top and grow in size?

A: As the water poured is directly proportional to the depth of the water, the water depth in the body…

Q: QUESTION Why does air pressure decrease with increasing altitude? (Select all that apply.) O The…

A: As the altitude increases the air pressure drops as we move upward we can see the decrement in air…

Q: Why will clouds tends to form above either a flat or a mountaineous island in the middle of the…

A: The heat transfer in the fluids is called convection. The convection currents in the fluids move…

Q: Describe the energy stores and tranfers that occur when balloon is burst.

A: When a balloon is stretched, then work is done against the elastic force of balloon and hence,…

Q: What mechanisms of heat loss are aided by convection?

A: Convection is the process of heat flow from one point to another point.

Q: What, if anything, happens to the volume of gas in an atmospheric research-type balloon when it is…

A: Research Type - balloons are balloons that are used for scientific research. They are filled with a…

Q: What is the universal gas constant?

A: Universal gas constant is the product of Boltzmann constant and Avogadro number. The value of…

Q: Can the temperature ever rise with altitude in the real atmosphere?Wouldn’t this cause the air…

A: As the height increases distance from sun decreases due to which temperature increases.

Q: How are the reduced pressure and reduced temperature defined?

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Q: Why did we use mercury in barometers and thermometers?

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Q: What occurs when air is subjected to less pressure? The air becomes compressed. B. The air expands.…

A: GIVEN: The relation between temperature and pressure is given as  P1T1=P2T2 i.e. when the pressure…

Q: The pressure in a natural gas pipeline is measured by the manometer shown in figure below with one…

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Q: States that as air velocity increases, the pressure decreases

A: Value of lapse rate is 0.00651 k/ m It is the  rate of this temperature change with altitude, the…

Q: By the way, what is atmospheric pressure

A: By the way, what is atmospheric pressure

Q: If you launch a projectile upward with a high enough speed, its kinetic energy is sufficient to…

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Q: What is air?

A: Air is the gases which is around the earth atmoshphere, due to this air we breath,plants grow fire…

Q: The middle ear has a volume of about 6.0 cm3 when at a pressure of 1.0 ×10^5 N/m^2. Determine the…

A: The temperature of the air remains constant, hence we will use Boyle's law of gas to solve the…

Q: When an air bubble rises in water, what happens to its mass, volume, and density?

A: If we neglect diffusion of air from the bubble in water, then by mass conservation principle mass of…

Q: Why is it that smaller bubbles have more excess pressure?

A: The smaller bubbles have more excess pressure because according to the Boyele's Law the pressure…

Q: Based on your answer from Question #2, how would pressure at depth change from a lake to an ocean?

A: According to hydrostatic Law,pressure at any height is given by , P = (density)*(g)*(height) Since…

Q: What is meant by the specific gravity?

A: Every substance has certain density, which is defined as the amount of mass present in an unit…

Q: Why do the smoke particles move randomly? They are hit by air molecules. They are less dense than…

A: It is known that air particles move in randomly in a haphazard motion known as Brownian motion.

Q: What is different between streamlined and turbulent motions?

A: When the velocity of a liquid is less than the critical velocity of the liquid, the motion is said…

Q: Why does hydrogen escape from Earth's atmosphere more readily than oxygen?

A: The expression for the rms velocity,

Q: What is the basic principle of convection

A: Heat transfer: It is the flow of thermal energy due to temperature differences. The heat always from…

Q: Calculate the mass of air in a room of floor dimensions 10m×12m and a height of 4m.(density of air…

A: Given: dimensions of room L x W x H = 10m x 12m x 4m density of air d = 1.26 kg /m3

Q: Relationship between temperature scales?

A: Relationship between temperature scale. As the temperature is measured in difference in scales, such…

Q: At what temperature does water vapor condense at the pressure of an atmosphere?

A: Condensation: Substance gaseous (vapour) state changes into its liquid condition (see states.…

Q: What would you expect the barometric pressure outside of a jet flying at 6.9 km to be?

A: FLUID MECHANICS

Q: Solar energy inputs to Earth that change over time due to the Sun's output or Earth's orbital…

A: Climate is a long time weather condition on the surface of the earth. Weather is the state of the…

Q: What can be produced when a plasma beam is directed into a magnet?

A: Plasma contains ions. When a plasma beam is directed into a magnet, there will be a flow of ions.…

Q: When does the universal gas constant occur?

A: Universal gas constant (universal molar gas constant) is the constant that appears in the universal…

Q: What is the temperature and pressure at STP?

A: STP abbreviated as Standard Temperature and Pressure.STP refers to conditions in the atmosphere at…