A car starting from rest, travels 0.40 km in 11.0 s. What is the

magnitude of its constant acceleration?

Difference between force and weight

A neutral atom has the same number of electrons as it does neutrons. O A. True O B. False

If a sound wave travels 680 m in 2 seconds and has a frequency of 400 hz, what is the wavelength of the wave?

Infer whether a system can have kinetic energy and potential energy at the same time

An astronaunt in a space capsule orbiting the earth experience weightlessness. why?

Which element combines chemically with sodium to form ordinary table salt? A) aluminum B) argon C) carbon D) chlorine

If an object moving in one direction slows down, then the direction of its acceleration is the same as the direction of its motion.

How long does it take for light to travel from the sun to earth?

Two very small spheres are initially neutral and separated by a distance of 0.30 m. Suppose that 2.50 1013 electrons are removed from one sphere and placed on the other. (a) What is the magnitude of the electrostatic force that acts on each sphere?

Why is it important to balance a chemical equation? A. It is not important to balance a chemical equal B. To make sure you have the correct products C. To make sure you have the correct reactants D. To obey the law of conservation of mass