The state of matter that has low thermal expansion

Write a question about how changing temperature affects the gas inside the sports ball

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.

Science and technology are interdependent. advances in one lead to advances in the other. give an example of this phenomenon.