Why would a wave travel faster though different mediums? A. Due to the temperature of the different mediums
B. Due to the dentistry of the different mediums
C. Due to the reflection off the different mediums
D. Due to the color of the different mediums

When an object is heated it contracts. a. true b. false

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

How is an electron dot structure used to represent a covalent bond?