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what is the difference between a lens and a mirrora mirror is a reflective surface light passes by the glass and hits the silver backing reflecting
what is radium used forradium was formerly used in self-luminous paints for nuclear panels watches aircraft switches clocks and instrument dials more
what is cardiac outputcardiac output is the volume of blood the heart pumps within a minute cardiac output co is equivalent to the stroke volume sv
what are the applications of nmr spectroscopythe major applications of nmr stereoscopy are the elucidation of the carbon-hydrogen backbone of organic
how do you calculate tensile strengthtensile strength isnt really measured its calculated it is explained as the point at which a sample of material
which atomic model did erwin schrodinger createschrodingers wave equation was based on the heisenberg uncertainty principal that the position and
what are the three particles that make up an atomatoms are made up of electrons protons and neutrons the protons and neutrons are found together in
what is the difference among isolation transformers and step up or step down transformeractually an isolation transformer may be physically the
what is free fall accelerationon earth free fall acceleration is 981 meters per second per second or 322 feet per second per second not containing
how are amps and watts relatedin a nutshell the power measured in watts dissipated by a resistance is directly proportional to the square of the
what is larger the force the earth exerts on us or the force you exert on the eartha non-scientists initial stab at this if you are talking about
can a solid and liquid together be possibleactually substances can exist in all three states of matter concurrently if the conditions are right the
what does gravitational force depend ongravitational force depends on mass and distancetherefore the formula for calculating gravitational force
how do you find your body volume using a tape measure accurately calculates a container into which your body will fit comfortably once you know the
what are the characteristics of dead starsdead stars are generally cold balls of material in empty spacea teaspoonful of white dwarf matter would
what is the force required to accelerate a mass of one kilogram one meter per second per second basically you have defined the newtonforce is the
what is curvilinear motionbasically its any motion thats produced or bounded by curved -- as opposed to straight -- linesin high school curvilinear
why does sun appear flat during sunrise and sunsetthe sun rays have to travel by a larger atmospheric distance most of the blue light and shorter
what is the difference between diffraction and interference diffraction is the bending of waves around an obstacle whereas interference is the
is negative mass antimatterno there is really no such thing as negative mass even antimatter has mass which is always a positive that is
what seven colors appear to be white when mixed togethera redb orangec yellowd greene bluef indigo andg violetthough with the human eye only red
does a soccer ball go faster in the air on a cold or hot dayon a hot day the air molecules have much kinetic energy - they move more freely they will
why does it take longer to heat a bucket of water than a cup of water because there is extra water in a bucket than in a cup and more energy has to
what two properties of electromagnetic waves are used to attach info to radio signalsa by varying the amplitude of a radio wave you can determine
explain moment of inertiamoment of inertia is the term used to calculate or quantify the amount of mass located at an objects extremities for