When there is a lot of water vapor in the air, the weather can feel warmer or colder than it really is. What tool is used by meteorologists to measure the relative humidity?

Using the work energy theorem. what is the velocity of a 850kg car after starting at rest when 13,000j of work is done to it.

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.

Explain earth's motion, using the terms "precession" and "rotation" in your answer.