Which element has 19 electrons surrounding the nuclei of its atoms?

Copper has a specific heat of 387 J/kg°C. A copper bullet is moving at 950 m/s. If the bullet is suddenly stopped so that all of its kinetic energy is converted into heat, determine the temperature that the copper bullet reached before it was

What is the formula for taking out deceleration? does anyone know?

All matter is made of tiny particles which are in constant ...

What's the difference between a 2.0 and a 3.0 earthquake on the Richter scale?

If one object has a positive charge and another has a negative charge, the object will be ... A. Cancel B. Attract C. Mix D. Repel

Describe one example of competiton of tropical dry forest

What is the center of a tornado called A. the eye B. The center C. The middle road D. The vortex

Is it legal in Florida for a math teacher forces the kids to do push ups?

Acceleration is best defined as the rate of change of blank of an object

Zirconium has an atomic number of 40. How many neutrons are there in an isotope of zirconium-92?