Gases will diffuse from a region of higher concentration to a region of lower concentration. why don't the gases in the earth's atmosphere escape into the near-vacuum of space?

The force applied to the car by one washer is

What describes a sun center solar system

What are the energies associated with atomic motion called? A.) kinetic energy B.) potential energy C.) bond energy D.) gravitational energy

Name the regions of a electromagnetic spectrum from the shortest wavelength to the longest wavelength

True or False: It is safe to touch an electric current while soaking wet.

What is the wavelength of an earthquake wave if it has a speed of 4 km/s and a frequency of 7 Hz?

Which of the following do not involve a direction? Check all that apply. A. Time B. Velocity C. Distance D. Acceleration

What does deltaX mean in physics?

Which activity involves using fossil fuels directly or indirectly? 1) eating fresh fruit for a snack 2) cooking hot dogs on a campfire 3) using crayons to color 4) walking to school

Which of the following objects would have the most inertia? A. A sphere with a radius of 5 cm and a mass of 34 grams. B. A sphere with a radius of 4 cm and a mass of 15 grams. C. A sphere with a radius of 8 cm and a mass of 27 grams. D.