Gamma rays are high-frequency EM waves and radio waves are low-frequency. Which characteristics are the same for both waves?

A. They are longitudinal and travel at the speed of light.
B. They are longitudinal and travel at the speed of sound.
C. They are transverse and travel at the speed of light.
D. They are transverse and travel at the speed of sound.

What is the magnitude of the resultant vector round your answer to the nearest tenth

Two identical stars with mass m orbit around their center of mass. each orbit is circular and has radius r, so that the two stars are always on opposite sides of the circle. (a) find the gravitational force of one star on the other. (b) find the orbital speed of each star and the period of the orbit. (c) how much energy would be required to separate the two stars to infinity?

The ability to make things happen is also called a. heat b. force c. matter d. energy