How many neutrons does element x have if its atomic number is 54 and its mass number is 151?

according to the law of reflection what is the relationship between the angle 9f incidence and the angle of reflection

Where is the deepest part of the ocean A. continental shelf B. trench C. volcanic island D. continental rise

7. There is no gain in mechanical advantage in a single fixed pulley. En why the pulley is then used.

Which causes the thermocline? A. The sun's radiation heats the surface waters, which descend to the depths and bring colder water to the surface. B. The sun's radiation heats equatorial waters more than polar waters. C.

Identify the properties of light and list them

What characteristic of a planet determines the acceleration due to gravity on it?

Which set of terms best defines what affects kinetic energy and potential energy, respectively? position, gravity gravity, position velocity, height height, velocity

You are operating a powerboat at night. You see green and white lights on another boat. What should you do?

How does Newton's second law apply to an "Egg Drop" experiment?

A 4.0-n puck is traveling at 3.0 m/s. it strikes an 8.0-n puck, which is stationary. the two pucks stick together. their common final speed is: