Which statement is correct about distance 1. It is a scalar quantity 2. It is a quantity having both magnitude and direction 3. Length direction along the path through which an object travels from its origin to its final point 4. Length When measured in the shortest straight line * Article 2. 3. Right and Article 1. 4. Wrong.
Item 1. 3. Right and Item 2. 4. Wrong.
Articles 1. 2. 3. is right and 4. is wrong.
Article 1. 2. Right and Article 3. 4. Wrong.

Sally turns on her cellular telephone to speak to her friend who is located thousands of miles away. which of the following best describes how such a telephone is able to transmit and receive information? a. the cellular telephone transmits, receives, and encodes information using only sound waves. b. the cellular telephone transmits, receives, and encodes information using only electromagnetic waves. c. the cellular telephone transmits information by electromagnetic waves to a receiver which then encodes them and produces sound. d. the cellular telephone transmits information by sound waves to a receiver which then encodes them and produces electromagnetic waves.