A student performing an experiment about the melting point of an object. After 5 trials he found the melting point to be 192 oC, 206 oC, 197 oC, 199 oC, and 202 oC. The accepted melting value temperature is 200 oC. Calculate the percent error.

Which statement is true for light passing into a medium that is more optically dense than the first medium through which it past

An electric current is flowing through the cord below.what will happen to this current if a magnet is brought near the cord? a. the electric current will stop flowing. b. it will exert a force on the voltage. c. the resistance of the wire will decrease. d. it will exert a force on the electric current.

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