Which of the following would NOT change the net force of a sled going downhill? A. Putting rocks in the pockets of the rider B. Telling the rider to relax C. adding a layer of ice to the hill D. Tying another sled to the first one​

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