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what are the plant root hairs where can they be found and what is their functionthe root hairs are external elongated projections of the root
how can light be classify in simplest formanswer-the common description of light visible is electromagnetic radiation visible to the human eye it is
q how greatly does sea salt weigh per cubic footanswer-sodium chloride nacl weighs 72
q what is the neutronanswer-a neutron is a subatomic particle its one of the building blocks of the atom it has a mass of in relation to 1675 x 10-27
q define specific gravityanswer-specific gravity sg is a unit fewer quantities that gives the scientist or engineers an idea of how dense a substance
q give one merit of a scanning electron microscope over a transmission electron microscopeanswer-the sem has turn into more popular than the tem as
q explain the steps to the scientific notationanswer-to write in scientific notation you must first move the decimal point of the number to where the
q how is radiation release from the bodyanswer-the body radiates energy by thermal conduction through the skin to the clothes air and so on around
q does sunlight reflected off a mirror raise the temperature of the sun-raysanswer-a standard planar mirror will not raise the energy contained in
q when a radar gun utter the pitch is 90 miles per hour at what point in the balls travel to home plate is the radar gun measuring the velocity
q how several pounds does one gallon of water weighanswer-one wine measure or else us gallon of water weighs 834 pounds an imposing gallon is ten
q what are the wave frontsanswer-physics a wave front is an fantasy surface joining all points in space that are reached at the same instant by a
q measure of elapsed period using the si unitanswer-1 this is the question that each true scientist dreads to be asked especially in a public setting
q how does the height and air pressure affect the boiling point of wateranswer-the only factor that finding the boiling point of water at any
which type of plant tissue is corkcork the material for example used to cap wine bottles is extracted from the suber of a special oak known as cork
what is phellogen what is its functionphellogen also called as cork cambium is the meristematic plant tissue responsible for the formation of the
q what instrument is utilized to measure volumeanswer-liquid volume is measured with graduated cylinders beakers measuring cups spoons and the like
which are the plant tissues that cover the stem and the leavesthe stem may be enclosed by epidermis having stomata cuticle and photosynthetic cells
q what is the newton meteranswer-a unit of energy is as well known as a joule when a force of 1 newton is used on an object for a distance of 1 meter
what are the plant tissues that constitute the functional structures of the leaf veinsleaf veins are made of vascular tissues they are constitute by
q how greatly does automotive oil weighanswer-as a rough guide engine oil typically weighs about 087 kglitter or about 72 pounds per us gallon
q what is the proper formula utilized to calculate accelerationanswer-there are some the most famous is a fm where f is the net force applied to a
how can the age of a tree be estimated from the analysis of the rings present on a cross section of its stemfor the growth of the tree it is
what is the vascular cambium what is its functionvascular cambium is the secondary meristematic tissue that in roots and in the stem creates the
what are the cell types that form the phloem what are the main features of those cellsthe major cells that form the phloem are the sieve elements and