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examples of systems in equilibriuma a stone resting on the groundb a pencil balanced on your fingerc a ladder placed against the wall an aircraft
explain internal or external forcesforces can be internal or external for instance the mutual attraction of atoms within a block of wood are known as
explain the storage of vitamin athe primary organ for storage of vitamin a is the liver reserves are found in the stellate cells as mentioned above
explain the transportation of vitamin athe chylomicra and retinal-binding protein play an important role in the transport of retiuol this chylomicra
explain transport and utilization of vitamin athe efficacy of the intestines to facilitate absorption and utilization of retinoid s and carotenoids
explain newtons first lawan object will remain at rest or move with constant velocity until acted upon by a net external forcea non-accelerating
define the absorption of vitamin avitamin a and carotenoid tend to aggregate with lipids into globules which then pass into the small intestine
what is modern viewmodern view it objects tend to remain in their initial state force is needed to change motionresistance to alters in motion is
what is ancient viewancient view objects tend to stay if they are in motion force is needed to keep something moving this was a natural thing to
explain vectorsvectors a quantity that has a size as well as direction is known a vector so for example the wind blows with some speed and in
define requirements and recommended dietary allowances rdawhat do we mean by requirements and rda the requirement level is the amount of nutrient
explain displacement xt is known as displacement and it denotes the position of a body at time if the displacement is positive then that body is to
define the bioavailability of vitaminsthe term bio availability refers to the overall efficiency of utilization including physiological and
define absorption storage and elimination of vitamins reading through this section you would realize that all fat-soluble vitamins undergo similar
what are fat soluble vitamins as we already know there are four fat-soluble vitamins - a d e and k the presence of fat is required for the
explain about the importance of vitaminsvitamins are the organic substances that act as coenzyme andor regulator of metabolic processes there are 13
explain thermal physics and quanmtum mechanicsthermal physics in which one studies the nature of heat and the changes that the addition of heat
classical mechanics and electromagnetismclassical mechanics which study with the motion of bodies under the action of forces this is often known as
explain thew laws of physicsit is thought that the laws of physics do not change from place to place this is why experiments carried out in different
what is phyiscsphysics is a science science works according to the scientific method the scientific method accepts only reason logic and experimental
why water is a essential nutrient for lifein this unit we learnt that water in spite of being ignored is an essential nutrient required for life
electrical equipment in an office takes a current of 13a from a 240v supply estimate the cost per week of electricity if the equipment is used for 30
what is the meaning of oedemain some pathological conditions the body is in a positive water balance that is the intake of fluids is greater than the
an electric kettle has a resistance of30 what current will ow when it is connected to a 240v supply find also the power rating of the kettle a
determine the symptoms of dehydrationthe symptoms of dehydration are thirst loss of appetite decreased urination impaired physical performance