If the current in an electrical circuit is constant, what will happen to the voltage of the resistance is increased

The friction of the water on a boat produces an acceleration of -10. m/s2. if the boat is traveling at 30. m/s and the motor is shut off, how long it take the boat to slow down to 5.0 m/s?

Thermal radiation gets its name because

Match each type of lever with the correct diagram. 1. first-class 2. third-class 3. second-class