A galaxy has arms of gas and dust; where as galaxy is a category of galaxy that does not have a distinctive shape. Question 1 options:

elliptical, an elliptical

irregular, a barred-spiral

bar, a spiral

spiral, an irregular

Velocity is a description of both speed and direction, therefore it - a vector - a force arrow - the same as acceleration - a magnitude

If the spring constant k of a pogo stick is 3500 n m and the weight of the person on the pogo stick is 700 n, how much is the spring in the botom of the pogo stick compressed?

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell