It would be Electrical converted to electromagnetic waves.
PLease can I have brainliest
A force is a push or pull upon an object resulting from the object's interaction with another object. Whenever there is an interaction between two objects, there is a force upon each of the objects. When the interaction ceases, the two objects no longer experience the force. Forces only exist as a result of an interaction.
In refraction, when a wave travels from one medium to another it changes speed.
Correct option is A.
The last one is correct (D)
Answer:
Explanation:
From the question we are told that:
Mass 
Drop distance 
Generally the equation for Spring Constant is mathematically given by
