8.1 USD = .90 EUR French soup = 1.80 euros. I want to buy 5 cups of French soup. How much would this cost in
USD?

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.

The softest and hardest minerals are: softest hardest

If a substance is in the gas phase, which of qualities of the gas will stay constant? a: volume b: mass c: shape d: position of particles