An electron is released from rest in a vacuum between two flat, parallel metal plates that are apart and are maintained at a constant electric potential difference of Volts. If the electron is released at the negative plate, what is its speed just before it strikes the positive plate?

What color would an object that reflects green and blue light appear to be in white light? a. blue b. cyan c. magenta d. black

Glass has a hardness that is in the middle of the hardness scale. what is the hardness of glass?

Consider two regions of space containing a static electric field, region a and region b. in region a the equipotential lines are more closely spaced than those in region b. what can be said about the relative strength of the electric field in the two regions? a) the electric field in region a is stronger th