One day, five- year old barbara was running down the street. As she opened the gate to her friends yard, a big dog jumped out and bite her. She was terribly startled and cried out in pain. She now cries whenever she sees any dog

The coefficient of friction is a number that represents the resistance to sliding between two in contact with one another.

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects

Which statement correctly describes the current in a circuit that is made up of any two resistors connected in parallel with a battery? a. the current in the battery and in each resistor is the same b. the current the battery equals to the sum of the currents in the resistors c.the current in the battery is less than the current in either resistor d. the current in the battery equals to the product of the currents in the resistors