Una campana de 1000 kg está en un campanario a 20m del suelo. Calcula la energía.

The mass of a moving object increases, but its speed stays the same. what happens to the kinetic energy of the object as a result?

What type of boat requires navigation lights?

When a fork is placed in a hot piece of lasagna, thermal energy is transferred up the fork by

If i got an C + 77% in my science class but i got an 3 F's 0% recently on a science fair project, What will my grade go down to?

What types of bond forms when two or more atoms share electrons? A.) covalent B.) ionic C.) equal D.) hydrogen

A bicyclist is in a 50-km race. She says she had an average velocity of 35. What is missing in the cyclist's velocity? A. units only B. units and distance C. direction only D. units and direction

Which one of the following statements concerning emf is true? A) Emf is the work done in moving the current from one terminal to the other of an emf device.

A fan is a complex machine? True or false?

Which force does not operate at a distance of 1 m? A. Weak nuclear O B. Electric C. Gravitational D. Magnetic

The deflection of alpha particles in rutherford's gold foil experiments resulted in what change to the atomic model?