if a sound wave has a frequency of 250 hertz and a length of 1.3 meters, what is the speed of the sound wave?

Witch of the following is an example of a pull

Is the term used to describe an object with enough orbital energy to escape earth completely?

How much heat is needed to raise the temperature of a 5.0 gram block of aluminum from 22.0° c to 37.0° c?

The index of refraction is based on the ratio of the speed of light in?

What is gravitational field?

A commercial jet flies at 550mi/hr for 3000mi. For how much time does the jet fly?

If almost any system in stable equilibrium is slightly disturbed, it will then exhibit simple harmonic motion because 1. the change in potential energy is proportional to the cube of the displacement from the equilibrium position. 2.

Is the following statement true or false? Nuclear fission occurs naturally in stars.

Why is it useful to calculate average speed?

Which describes freefall