Sound technology allows us to locate objects, make images, communicate over distance, and store information. One type of sound wave is echolocation. In the space below, describe what echolocation is, what echolocation is used for and what type(s) of waves are reflected. Please help me

Give your knowledge of these things in your paper, you will compare and contrast analog and digital signals to determine which is more reliable for encoding and transmitting information. you’ll compare these features: signal shape numerical values for signal measurements amount of data that can be transmitted energy requirements privacy and security (ability of the signal to be encoded in a secret code) clarity of signal in the space provided, write down what you already know about any of these features. if you’re not sure, write down questions you might have about the features.

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?

The solid that is formed and usually sinks to the bottom of a solution is the