An object has a kinetic energy of 14 Jand a mass of 3.14 kg. how fast is the object

moving?

When a wave strikes a solid barrier, it behaves like a tennis ball hitting a wall. This demonstrates which wave behavior?

A 2 kg rabbit starts from rest and its moving at 6 m/s after 3 seconds. what force must the rabbit cause to makes this change in speed

John pushes his brother Danny on a skateboard. John applies a force of 150 N and Danny's acceleration is 1.2 m/s^2. what is the combined mass of danny and his skateboard

During a tennis serve, a racket is given an angular acceleration of magnitude 150 rad/s^2. At the top of the serve, the racket has an angular speed of 12.0 rad/s. If the distance between the top of the racket and the shoulder is 1.

A particle has two down quarks and one up quark. What is the charge of that particle?

Cómo se visualizan las moléculas en la ciencia y por qué necesitamos una representación visual

How many neutrons are present in an atom of iron-54? A) 26 B) 28 C) 30 D) 54

Sound waves are mechanical waves in which the particles in the medium vibrate ina direction parrallel to the direction of energy transport. What is another name of the type of wave that transfers energy in this way?

A sound from a source has an intensity of 270 db when it is 1 m from the source. what is the intensity of the sound when it is 3 m from the source?

What experimental term is it when a ruler is dropped to the floor?