What will happen to the density of the ballon with warm water?

Hydrogen and helium are both members of?

Select all the correct answers.which two statements are true? a moving magnetic field creates an electric field.a constant magnetic field creates an electric field.a constant electric field creates a magnetic field.a moving electric field creates a magnetic field.resetnext

Which of the following statements accurately describes the sign of the work done on the box by the force of the push? a. positive b. negative c. zero