What is the speed of a car that travels 150 km in 3.00 hrs is the car speeding on 84th st (1.0m/s = 2.23mi/hr

A3.9 g aluminum foil ball with a charge of +4.1×10−9 c is suspended on a string in a uniform horizontal e⃗ field. the string deviates to the right and makes an angle of 30∘ with the vertical. part a part complete what information about the e⃗ field can you determine for this situation? what information about the field can you determine for this situation? only the magnitude of e⃗ only the direction of e⃗ both the magnitude and the direction of e⃗ none of the above previous answers correct part b determine the magnitude of the electric field. express your answer with the appropriate units. e e = nothing nothing request answer part c determine the direction of the electric field. determine the direction of the electric field. to the right to the left away from you toward you

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.

How do we measure or think of speed in the united states?