At what ratio will potassium and sulfur form a binary ionic compound

Find the area of an ellipse with a minor semi-axis of 8 inches and a major semi-axis of 9 inches (round to nearest tenth)

Which causes seismic waves? A. convection in the mantle B. movements of the plates C. movements of the core D. gravity in the mantle

To calculate the frequency of an electromagnetic wave, you need to know the speed of the wave and its a. wavelength. b. intensity. c. refraction. d. amplitude.

When electrical energy is converted into thermal energy, which of the following must be true? Only the amount of electrical energy changes. Only the amount of thermal energy changes. The total amount of thermal energy plus electrical energy changes.

What are Nebulae and what are they made of?

Explain what happens to light when it is refracted at the surface of water.

A small car meshes with a large truck in a head-on collision. Which of the following statements concerning the magnitude of the momentum change during the collision is correct? (There could be more than one correct choice.

Consider the following distribution of objects: a 3.00-kg object with its center of gravity at (0, 0) m, a 4.20-kg object at (0, 6.00) m, and a 1.40-kg object at (1.00, 0) m. Where should a fourth object of mass 7.

A Volt/Amp Is Also Known As.?

What's the difference between mass & weight & how they are measured