Cellphones use radio frequency waves to transmit sound through the speaker and the microphone.<span> The radio frequency energy that is given off by cell phones is a type of electromagnetic energy.
I hope I helped! =D</span>
The first scientist to introduce the concept of inertia was Galileo
Answer: Physical changes in nature could then be erosion in a mountain, the melting of snow, and a river freezing over from the cold. Since none of these changes affect the chemical composition of the mountain, the snow, or the river, they are physical changes.
Explanation:
Answer:
you have patience the distance.
Explanation:
the train leaves at 6.30.
Answer:
Explanation:
Let the electric field strength is E and the charge is q. The force experienced by the charge due to the presence of electric field is
F = q x E
The direction of force is same as that of the electric field strength if the charge is positive in nature and if the charge is negative in nature the direction of force is opposite to the direction of electric field.
