A satellite's speed is 14,000 m/s. After 2 min, it is 8,000 m/s. What is the satellite's acceleration?

Who was the first scientist to measure speed as distance over time?

At what time will the interfering waves have an amplitudeof zero?

This chart shows characteristics of three different types of waves. which statement is best supported by the information in the chart? wave x and wave y are mechanical waves, and wave z is an electromagnetic wave. wave x and wave y are electromagnetic waves, and wave z is a mechanical wave. wave x and wave z are electromagnetic waves, and wave y is a mechanical wave. wave x and wave z are mechanical waves, and wave y is an electromagnetic wave.