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a 115-g bullet is fired into a block of wood at 249 ms the block is attached to a spring that has a spring constant of
tarzan 95 kg is perched on a cliff 140 m above janepart a what is the value of tarzans speed vt just as he gets down to
coyote mc 120 kg is about to try out his new rocket sled invention mr 550 kg which can produce a thrust of 1700 nwhat
tina is looking out a window and throws marble straight downward toward the sidewalk below at a speed of 400 ms and the
dr terror has developed a new alloy called ultranomium hes testing a bar that is 125 m long and has a mass of 342 grams
dust grains of diameter 024 microm and density 1000 kgm3 are in equilibrium with air a 289 at a temperature of 270 k
one cubic foot of water can store 312 btu of thermal energy on a cold winter day a well-constructed home may require
would someone help me through this question i am confused as to what equations applyif a heat engine does 158000 j of
a spaceship is flying directly away from earth at a speed of 0760c and the captains family at home on earth broadcasts
two spacecraft fly away from earth traveling in exactly opposite directions as measured by an observer on earth
if an object can slow down at a rate of 0500 ms2 what distance in meters will it take for the object to come to a stop
a vessel containing 185 kg of water is left out where it evaporates completely assuming the temperature remains
water and rocks are commonly used to store energy in solar heated buildings what advantage does water have over
a person who eats 2843 cal each day consumes 119008 times 107 j of energy in a day how much water at 100c could that
what pressure is exerted on the bottom of a 0500-m-wide by 0900-m-long gas tank that can hold 500 kg of gasoline by the
a light bulb designed to operate in a 120 v circuit has a resistance of 192 at what rate does the bulb use electric
nuclear fusion the energy source of the sun hydrogen bombs and fusion reactors occurs much more readily when the
problem how many joules of energy are required to run a 100 w light bulb for one day burning coal yields about 30 106
question 1 how much time will it take a car travelling at 88 kmhr 55 mihr to travel 500kmquestion 2 during a race a
in a primary post explain what a stable isotope is and how stable isotope analysis can be aid in to law enforcement
a seasoned mini golfer is trying to make par on a tricky hole 5 the golfer can complete the hole by hitting the ball
while on a camping trip you would like to carry water from the lake to your campsite you have two non-identical buckets
in one cycle a heat engine does 380 j of work and releases 700 j of heat to a lower-temperature reservoirwhat is the
can you give me ssome advises how to solve this quest what is the formula can i use to do itthe escape velocity from
explain why the speed of sound is faster in solids than in gases include two other factors what can the speed of sound