Shayla was late for school. She ran the last half mile in 4 minutes. What was her average speed in miles per hour?

You are sitting on the beach and wondering about the properties of mechanical waves. describe them in terms of ocean waves.

Write a full page that sumerizes thermodynamics it’s from the website visionlearnig

Does the distance travelled by an oscillating mass between times t=0 and t2 equal the displacement of the particle over the same time period if t2> t/2? hint: consider a sine wave starting at t1=0, then consider a closing wave starting at t1=0, for your explanation.