A0.495 kg bird pushes itself upward with a 7.28 n force. including its weight, what is the total force acting on the bird? (unit=n)

Aman does 500 j of work pushing a car a distance of 2 m. how much force does he apply? assume there is no friction. a. 250 n b. 1000 n c. 125 n d. 500 n

In physics the desire of an object to keep doing what it is doing is termed?

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.