Physics, 11.01.2020 03:31 montgomerykarloxc24x
Atrain car of mass 444 kg moving at 5 m/s bounces into another car on the same tracks of mass 344 king. of the second car was moving 5 m/s in the opposite direction, how fast does the first car move after the collision?
Answers: 2
Physics, 22.06.2019 04:00
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 05:40
Karen is running forward at a speed of 9 m/s. she tosses her sweaty headband backward at a speed of 20 m/s. the speed of the headband, to the nearest whole number relative to a stationary observer watching karen
Answers: 1
Physics, 23.06.2019 00:20
What efficiency of a car's engine when heat input is 200,000 joules and waste heat is 150,000 joules? a. 75% b. 35% c. 25% d. 85%
Answers: 2
Atrain car of mass 444 kg moving at 5 m/s bounces into another car on the same tracks of mass 344 ki...
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