When a wire with a current is placed in a magnetic field, electrical energy is transformed into mechanical energy. true or false.?

What is the basic unit of each type of elements

Which of the following could you do to increase the strength of an electromagnet? decrease the number of windings decrease the electric current change the core from wood to iron all of the above

The electric potential inside an object made from a conducting material is

Why does time slow down near a black hole and stop completely inside it?

A 10-gram aluminum cube absorbs 677 joules when its temperature is increased from 50°c to 125° c. what is the specific heat of aluminum? express the answer to the hundredths place

Describe how private citizens have a voice in which projects the federal government will fund

What two factors cause change in seasons

Describe and explain the motion of a small ball floating on a pond when waves travel across the pond

Describe how the doppler effect explains why an approaching fire engine's siren has a high pitch?

How does the effect of poison on lions and hyenas compare to the effect of poison on vultures