A ball flies through the air. Right before it hit the ground, it's peed is 10 meters/second and it has 500 joules of kinetic energy. The mass of the ball is ___ kilograms

Which effect is created when two sound waves that are close in pitch interact? O A. Echoes O B. Loudness C. Beats O D. Intensity

One person can hold mutiple types of authority at a time T/F

What happens when a gas changes state to become a liquid

1. For a reaction to occur, energy must be to break chemical bonds. O A released OB converted OC absorbed

Does the sun make Gamma rays? what gives Infrared light?

Which philosopher called all people the "sovering" meaning all power should rest with them?

M = 10 Kg r = 0,5 m v=2m/s

How did Niels Bohr change the atomic model based on his experimental results?

After landing on an unfamiliar planet, a space explorer constructs a simple pendulum of length 50.0 cm. She finds that the pendulum makes 100 complete swings in 136 s. What is the value of g on this planet?

When a the irregularities of one surface come into contact with those of another surface, occurs