What is the direction of the electric field at a point directly to the left of a positive charge, Q?

O up
o down
O left
Oright

Your target variable is δf, the magnitude of the difference in frequency between the waves emitted from the sonar device and the waves received by the device after reflecting off the whale. write an expression for δf in terms of the relevant frequencies using the subscript notation introduced above.

If y gets smaller as x gets bigger and y have an relationship?

What equation is used to calculate the weight of an object on a plant ?