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question1 a describe the balance of forces that hold together the subatomic particles in the nuclei of atomsanswerb
electromagnetic waves travel through space with a speed of 30x10 to the eighth power meters per second the frequency of
a weather rocket is initially at rest on the ground and is fired straight up it accelerates at 30 msec2 for 30 seconds
an objects velocity vs time function is vt t2-7t10 mseca sketch the functionb what are the turning points explain why
you are driving down a highway at 20 msec when a deer suddenly steps onto the road 35 m in front of you your reaction
a lead ball is dropped into a lake from a diving board 5 m above the water after entering the water it sinks to the
the total stopping distance for a car traveling at a speed of 30 msec is 65 m including a reaction time of 05 sec
object 1 m1 3kg collides and permanently sticks together with a stationary second object m2 2kg after the collision
a railroad car of mass 23200 kg moving at 433 ms collides and couples with two coupled railroad cars each of the same
ignite or turn on a stove burner fill an empty soda can with about 4 ml of water clasp the can with beaker tongs and
a spacecraft is launched from the surface of mars with a velocity of 05c along the positive xaxis another spacecraft is
most people know the importance of electricity and electronics in modern life but if you ask them about magnetism they
a particle of mass 0100 g and charge -400 muc is released in the outer space from rest if there is a constant electric
a sound wave in air has a frequency of 515 hz and a wavelength of 068 m what is the air
an inventor develops a stationary cycling device by which an individual while pedaling can convert all of the energy
a rectangular steel plate with dimensions of 60 cmnbsptimesnbsp25 cm is heated from 20degc to 150degc what is its
transverse waves travel with a speed of 100 ms along a taut copper wire that has a diameter of 167 mm what is the
1 how could i use potential energy in personal life how could i use the concepts to better understand the world around
an 58 kg object moving at 4 ms eastward has a one-dimensional elastic collision with an 67 kg object moving at 51 ms in
faraday ice pail and charge productionwhen the charged wand is removed does the electrometer reading return to zero if
cosmology and philosophy one hundred years ago many scientists believed that the universe was infinite and eternal with
three point charges are placed on the x-axis as follows 22nbspmucnbspatnbspx0 28nbspmucnbspatnbspx060m and
the star tau bootis tau boo has a luminosity of 2515 lsun which of the following radius and temperature pairing
of newtons laws the law of inertia the law of motion and the law of action-reaction which law do you think is the most
1 determine the number of calories needed to change 28 g of water at 25 degc into steam at 100 degc2 the force between