I WILL MARK YOU THE BRAINLIEST NO LINKS What is the net force acting on the box?
0 N
30 N right -->
45 N up
30 N left <--

What is the acceleration of a spaceship that is initially at rest and then speeds up to 220 m/s in 20 seconds

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.

Discuss how the hardness or softness of the landing surface is related to the time required to stop the egg