How can you increase the current in a circuit? I. Decrease the potential difference
II. Increase the potential difference
III. Decrease the resistance

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.

For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up

Marvin records scientific data about lake superior. for which property has marvin forgotten to use an si unit of measurement? shore length high temperature low temperature annual precipitation