What can affect density?

A few examples of how density applies to everyday life are in ship building, helium balloons, pipe design and the fact that ice floats on water. Density is defined as an object's mass per unit volume. ... Fluids with greater density are harder to push through a pipe than those with lesser density.

A few examples of how density applies to everyday life are in ship building, helium balloons, pipe design and the fact that ice floats on water. They are able to float in the air because helium gas density is lighter than the density of air. ...

The amount of air resistance an object experiences depends on its speed, its cross-sectional area, its shape and the density of the air. Air densities vary with altitude, temperature and humidity.

Density-dependent limiting factors include competition, predation, herbivory, parasitism and disease, and stress from overcrowding.

The jawbone supports and anchors our teeth. Osteoporosis can cause our jawbones to lose density, increasing our risk of fracture and permanent tooth loss. Low bone density can also cause issues how well your dentures fit and you may certain treatments more difficult.

intensifying screens - create inherently higher contrast images. film density - excessive or inadequate density decreases contrast. D log E curve - as slope of curve steepens , contrast increases.More items...

Temperature Affects Density When the same amount of water is heated or cooled, its density changes. When the water is heated, it expands, increasing in volume. ... The warmer the water, the more space it takes up, and the lower its density.

Density and Volume are inversely proportional to each other. ... When density increases, volume decreases. When volume increases, density decreases.

Several factors affect the rate of diffusion of a solute including the mass of the solute, the temperature of the environment, the solvent density, and the distance traveled.

Factors causing chemical shifts Important factors influencing chemical shift are electron density, electronegativity of neighboring groups and anisotropic induced magnetic field effects. Electron density shields a nucleus from the external field.

The shape, weight, volume, density, porosity and water displacement also factor in to its floating ability. A steel boat, for example, will float while a steel bar will sink because of the density compared to the amount of water and also because of the form/shape the object is in.

In other words, the size or amount of a material/substance does not affect its density. 3. Does temperature affect density?

Density is a measure of how heavy something is compared to its size. If an object is more dense than water it will sink when placed in water, and if it is less dense than water it will float. Density is a characteristic property of a substance and doesn't depend on the amount of substance.

The size, mass, and arrangement of atoms affect the density of a substance.

Four Factors That Create Ocean Currents

• Wind. Wind is the single biggest factor in the creation of surface currents.
• Water Density. Another major factor in the creation of currents is water density, caused by the amount of salt in a body of water, and its temperature.
• Ocean Bottom Topography.
• Coriolis Effect.

Pressure and temperature are the two factors that have the greatest affect on density. Mass and volume are the variables we measure to calculate density. Size and shape have no affect on density. Objects that are the same substance always have the same density, regardless of size and shape.

Inherent factors affecting EC include soil minerals, climate, and soil texture. Other factors include bulk density, soil structure, water potential, timing of measurement, soil aggregation, and electrolytes in soil water.

Eye color doesn't significantly affect the sharpness of your vision, but it can affect visual comfort in certain situations. It all comes down to the density of the pigment melanin within your iris, which determines what colors of light are absorbed or reflected.

Along with healthy body weight, exercise has other physical health benefits. It increases cardiovascular functioning, which reduces the risk for certain diseases like heart disease, cancer, and diabetes. Exercise can also positively affect bone density, muscle strength, and joint mobility.

Factors that affect fluid flowThe viscosity, density, and velocity of the fluid.Changes in the fluid temperature will change the viscosity & density of the fluid.The length, inner diameter, and in the case of turbulent flow, the internal roughness of the pipe.More items...

Answer: There are two main factors which affect the density of water, namely, Temperature and Purity.

Physical factors that affect population density include water supply, climate, relief (shape of the land), vegetation, soils and availability of natural resources and energy.

There are three important factors that contribute to high density altitude:Altitude. The higher the altitude, the less dense the air. ... Temperature. The warmer the air, the less dense it is. ... Humidity. ... 80 oF.90 oF.100 oF.110 oF.120 oF.More items...

Factors Affecting Radiographic Density. Greater radiographic density may be produced by increasing (1) the total number of x-rays that reach the film, (2) the penetrating power of the x-rays, (3) the developing time, or (4) the temperature of the developer.

Two things affect density: 1) thermal energy and 2) pressure. A substance can change density by increasing or decreasing thermal energy and/or by increasing or decreasing pressure. Adding pressure causes a substance's particles to squeeze together or become more compact, which increases it's density.

How does gravity affect density? The gravity of the body will work to increase its density. ... If we have more mass then we have more gravity, so atoms would be brought closer together until the electromagnetic repulsion equalizes with the gravity.

Density-dependant factors may influence the size of the population by changes in reproduction or survival. ... This in turn led to a decrease in per capita birth rate, a limitation in population growth as a function of population density. Density dependant factors may also affect population mortality and migration.

A few examples of how density applies to everyday life are in ship building, helium balloons, pipe design and the fact that ice floats on water. Density is defined as an object's mass per unit volume. ... They are able to float in the air because helium gas density is lighter than the density of air.

Density dependent factors cause variable changes in the population as its density changes. When the population is small, these factors typically favor increased birth rates and lower death rates, allowing the population to expand.

Density: Why It Matters Pressure, temperature and humidity all affect air density. And you can think of air density as the mass of air molecules in a given volume.

The density of water can also be affected by temperature.

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The warmer the water, the more space it takes up, and the lower its density.

When comparing two samples of water with the same salinity, or mass, the water sample with the higher temperature will have a greater volume, and it will therefore be less dense..

Factors Affecting The Speed of SoundThe Density of Medium: Sound requires a medium to travel. The density of the medium is among the factors which affect the speed of sound. ... The Temperature of The Medium: Higher the temperature, the higher is the speed of sound in the medium.

In air: Wind can increase or decrease the speed, and can even push sound waves sideways. Air density affects it. Temperature, pressure, humidity and gas mixture can each affect the density. In liquid: The speed of sound is affected by density and viscosity.

Certain cancer treatments can increase the risk for osteoporosis in both men and women. Some chemotherapy agents can decrease your bone density. It's a rare occurrence. Hormone therapies for breast and prostate cancer can affect bone density, as well.

If air temperature rises, the air density decreases, and that air takes up more space. Because air compressors can only intake a fixed volume of air, a decreased density results in less air within the system.

Factors that affect density altitude are temperature, elevation, humidity, dewpoint and pressure. what will result in high density altitude: high humidity, high temperature, low pressure and high elevation from sea level all contribute to high density altitude. As elevation increases, density altitude also increases.

Demographics can include any statistical factors that influence population growth or decline, but several parameters are particularly important: population size, density, age structure, fecundity (birth rates), mortality (death rates), and sex ratio (Dodge 2006). We introduce each of these in turn.

Fluid flow in pipes is affected by many different factors:The viscosity, density, and velocity of the fluid.Changes in the fluid temperature will change the viscosity & density of the fluid.The length, inner diameter, and in the case of turbulent flow, the internal roughness of the pipe.More items...

Focus on basic management factors improves flock productionHigh stocking density and disease. ... High stocking density and carcass quality. ... High stocking density and parasites. ... Alleviate the effects of high stocking density. ... Heating. ... Figure 1 – A simplified solar heating system. ... Lighting. ... Feeds and feeding.More items...•Mar 20, 2017

SummaryThe factors that affect buoyancy are… the density of the fluid. the volume of the fluid displaced. the local acceleration due to gravity.The buoyant force is not affected by… the mass of the immersed object. the density of the immersed object.

Pressure within a liquid depends only on the density of the liquid, the acceleration due to gravity, and the depth within the liquid.

The moment of inertia depends on the following factors, The density of the material. Shape and size of the body. Axis of rotation (distribution of mass relative to the axis)

The important product characteristics that affect logistics are dollar value, density, susceptibility to damage and special handling requirements..

After noting the density of each liquid it became clear that the higher the density the greater the surface tension. The experiment showed that water, the liquid with the highest density, has the highest surface tension; while alcohol,the liquid with the lowest density, has the lowest surface tension.

If the density of an object in the fluid is greater than the density of the fluid, the object will sink. If the density is less than the fluid, the object will float. An object will float to the top and only be submerged by an amount according to the ratio of the densities.

In other words, the size or amount of a material/substance does not affect its density.

3.

Does temperature affect density?.

The density of an object or quantity of matter is its mass divided by its volume. This is usually measured under standard conditions for temperature and pressure: 0°C and 1 atmosphere of pressure. One factor affecting the density of a material is how concentrated the atoms are in a given volume.

Answer: There are two main factors which affect the density of water, namely, Temperature and Purity.

Suspended solids in the sample can effect the boyancy of the hydrometer. If a cloudy, murky sample is tested, filtered, then re-tested... there can be a noticeable difference in the reading depending on the amount of suspended solids and the density of the solids themselves.

What affects bone health?The amount of calcium in your diet.

A diet low in calcium contributes to diminished bone density, early bone loss and an increased risk of fractures.Physical activity.

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Tobacco and alcohol use.

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Gender.

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Size.

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Age.

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Race and family history.

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Hormone levels.More items....