A toddler exerts a horizontal force of 20 N to pull a mass of 50 kg on a horizontal surface whose coefficient of static friction is 0.1. Find the static friction force and explain how you obtain your answer.

Which of the following are not typically included in the periodic table? a. atomic mass b. element symbol c. isotopes d. number of electrons

1) what is the power in horsepower of a 100 watt light bulb? what is the power in kilowatts of a 200 horsepower engine? 2) if a cars engine is providing 3000 n of force to keep the car moving at 5 m/s, what is the engine’s effective power? 3) how many gallons of water will be pumped from a well 30 feet deep by a 1/2 hp engine in 1 minute? (1 gallon weighs 8.34 pounds)

The release of energy by the nucleus of atom as a result of nuclear fission is radiant energy true false