Physics, 19.12.2019 23:31 amulets2274
Fred (mass 60 kg) is running with the football at a speed of 6.0 m/s when he is met head-on by brutus (mass 120 kg), who is moving at 4.0 m/s. brutus grabs fred in a tight grip, and they fall to the ground. which way do they slide and how far? the coefficient of kinetic friction between football uniforms and the ground is 0.30.
Answers: 2
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Carbon-14 is a radioactive element that undergoes beta decay. which force is responsible for allowing carbon-14 to become stable? electromagnetic gravitational weak nuclear strong nuclear
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Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?
Answers: 2
Fred (mass 60 kg) is running with the football at a speed of 6.0 m/s when he is met head-on by brutu...
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