What layer acts like a giant magnet and what does it attract?

There are two identical small metal spheres with charges 22.8 µC and - 16.7668 µC. The distance between them is 6 cm. The spheres are placed in contact then set at their original distance.

2. As the density of the medium increases, the speed of light A, increases B. decreases C. remains the same

A hiker walks 200m west and then walks 100m north. What is the magnitude and direction of her resulting displacement?

If the current in the circuit above is 10 amps and the resistance is 3 ohms, what is the voltage?

What makes an acid or base weak or strong?

Explain what each of the following scientists contribute to the atomic theory

A fully charged parallel-plate capacitor remains connected to a battery while a dielectric is slid between the plates. Do the following quantities increase, decrease, or stay the same? Select one or more: a. delta V increases b.

Energy is observed in two basic forms: potential and kinetic. Which of the following correctly matches these forms with a source of energy? a. the heat released from a living organism: potential energy b.

What should you do when operating a boat in large waves and high wind?

A planetary nebula forms when the outer layers are expelled from which type of star?