2:Posttest 2 Motion in a Plane 8. You walk 45 m to the north, then turn 90° to your right and walk another 45 m. How far are you from where you originally started?

Free runners jump long distances and land on the ground or a wall. how do they apply newton’s second law to lessen the force of impact?

At an oceanside nuclear power plant, seawater is used as part of the cooling system. this raises the temperature of the water that is discharged back into the ocean. the amount that the water temperature is raised has a uniform distribution over the interval from 10° to 25° c. what is the standard deviation of the temperature increase?

The charge on an electron is 1.60218 × 10−19 c and its mass is 9.10939 × 10−31 kg. how strong a magnetic field must be experienced by the electron if its path is a circle of radius 5.5 cm? answer in units of t.