Look at the lines in the image, and answer the questions that follow. Reading from left to right, describe the spacing between the dots in lines 1, 2, and 3.

Are aliens real? justify you’re answer.

Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.

What will a positive and a negative charge do if they are separated from each other?