Find the speed required to throw a ball straight up and have it return 6 seconds later. neglect air resistance.

how high does the ball go?

When heat is converted into another form of energy, the total amount of energy is constant. Which law best illustrates this statement? A. the first law of thermodynamics B. the second law of thermodynamics C. the third law of thermodynamics D.

If you are given the mass of an object in pounds, the time in seconds, and the distance in feet, what must you do before you can calculate the momentum in SI units?

A teacher does 140 j of work in 20 s. How much power in watts did he use? Show your work.

What 3 things make up an atom?

1. Find the current through a 12-ohm resistive circuit when 24 volts is applied. 2. Find the resistance of a circuit that draws 0.06 amperes with 12 volts applied. 3. Find the applied voltage of a circuit that draws 0.

Which of the following are good conductors? A. A rubber tire B. A penny C. A newspaper D. An aluminum soda can E. Water F. Air

Ideentify the two atmospheric layers that contain air as warm as 25 degrees Celsius.

A defensive tackle picks up the 0.5kg football to a height of 0.8m in 0.25s ... 1. calculate the work done 2. calculate the power generated

what is a possible unit for the product VI, where V is the potential difference across a resistor and I is the current through the same resistor?

What is one basic need that both monkey and a tree have in common