Which phenomenon is most directly responsible for earth's magnetic field? Earth spinning on its axis. The moon's gravitational pull on earth? Earth's revolution around the sun? The moon's revolution around earth?

Two satellites, X and Y, are orbiting Earth. Satellite X is 1.2 * 10^6 m from Earth, and Satellite Y is 1.9 * 10^5 m from Earth. Which best compares the satellites? Satellite X has a greater period and a faster tangential speed than Satellite Y.

Explain how an increase of the annual melt season in Antarctica can have global effects.

A 5.00 L air sample at a temperature of - 50 °C has a pressure of 107 kPa. What will be the new pressure if the temperature is raised to 102 °C and the volume expands to 7.00 L?

What is density an example of?

Three major branches of natural science

What happens to the period of a spring-cart system motion when the system is in orbit inside the international space station?

Ovens, toasters, dryers, and heat lamps are examples of inventions that convert electrical energy to thermal energy, which is a kind of kinetic energy.

Why does Alpha Centauri appear to be yellow-white?

In order to determine speed, you must know

Which of the statements best describes the relationship between the surface of an object and the amount of friction it produces? A.) The smoother the surface of an object, the more friction it will produce. B.