Physics, 09.12.2020 01:00 journeyburks07
Do) 3. The English longbow became the premier weapon of battle during the 1400s. This
weapon ended the supremacy of the "knight in shining armor", as this new bow and arrow
was able to penetrate armor with ease at 300 yards - and a sword can't kill you until they
get within 5 feet of each other. Two archers shoot at the exact same time. One arrow
reaches a height of 120 m and the other arrow reaches a height of 90 m. Which arrow
will be in the air for the longest time?
Answers: 2
Physics, 22.06.2019 00:50, gungamer720
Acave rescue team lifts an injured spelunker directly upward and out of a sinkhole by means of a motor-driven cable. the lift is performed in three stages, each requiring a vertical distance of 10.0 m: (a) the initially stationary spelunker is accelerated to a speed of 4.90 m/s; (b) he is then lifted at the constant speed of 4.90 m/s; (c) finally he is decelerated to zero speed. how much work is done on the 68.0 kg rescue by the force lifting him during each stage?
Answers: 1
Physics, 22.06.2019 04:00, johnandashley5p65r4a
Assume similar data for the motion of the blood in your aorta. estimate how many beats of the heart it will take the blood to get from your heart to your brain. (assume that the distance from your heart to your brain is 30 cm)
Answers: 2
Physics, 22.06.2019 13:10, alejandramirand9836
A0.750 kg aluminum pan is removed from the stove and plunged into a sink filled with 10.0 kg of water at 293 k. the water temperature quickly rises to 297 k. what was the initial temperature of the aluminum pan? the specific heat of aluminum is ca = 900 j/(kgk) and water is cw = 4190 j/(kgk)
Answers: 3
Do) 3. The English longbow became the premier weapon of battle during the 1400s. This
weapon ended...
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