A long wire carries current towards east. A positive charge moves westward and just north from the wire. What is direction of a force exerted by charge on the wire?.

What does a triple-beam balance require the user to do? add the numbers from the three sliders to determine the mass of an object multiply the numbers from the three sliders to determine the mass of an object add the numbers from the three sliders to determine the volume of an object multiply the numbers from the three sliders to determine the volume of an object