As you stand on a floor, the floor exerts an upward force on you. why are you not moved upward by this force? 1. the upward force is less than your weight, so you do not move up. 2. the upward force is greater than your weight, but air pressure pushes you down. without the air, you would be lifted up. 3. the upward force is equal to your weight and the two forces cancel each other. 4. none of these 5. the upward force is negligible
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Physics, 21.06.2019 17:00, jordynsmith02
Shelly experiences a backward jolt when the driver starts the school bus. which of the following explains this phenomenon? a. the inertia of shelly b. the inertia of the bus c. the normal force of the seats on shelly d. the net force acting on shelly in a backward direction e. a zero net force acting on shelly
Answers: 1
Physics, 22.06.2019 12:00, Sariyahhall1
Infrared radiation has wavelengths that are shorter than visible light is part of the visible light spectrum has wavelengths that are longer than visible light has the same wavelengths as ultraviolet radiation
Answers: 1
As you stand on a floor, the floor exerts an upward force on you. why are you not moved upward by th...
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