What must happen for liquid water to become water vapor

A skydiver prepares to jump out of a plane. Explain how gravity and air resistance will affect motion of the skydiver before and after he or she opens the parachute

What transfer of energy is occurring between magnetism and electricity

Where is most of Earths phosphorus located?

before colliding, the momentum of block a is + 15.0 kg (m/s) and block b - 35.0kg (m/s). after block a has a momentum of - 12.0kg (m/s). what is the momentum of block b afterwards?

Which description matches up correctly with each type of particle? Alpha - no mass and no charge; beta - mass of 4 and charge of + 2; gamma - charge of - 1 and mass of 0 Alpha - mass of 0 and charge of - 1; beta - mass of 4 and charge of + 2;

The tip of a triangle is held 12.0 cm above the surface of a flat pool of water. A submerged swimmer in the pool sees the tip of the triangle at what distance above the water? Let the indices of refraction nwater = 1.33 and nair = 1.00.

What is a lever used for?

What did the romans build as a step toward environment management

Accelerations are produced by equal forces or unequal forces?

A wave travels through a medium. As the wave passes, the particles of the medium vibrate in a direction perpendicular to the direction of the wave's motion. The wave is a. longitudinal. c. electromagnetic. b. a pulse. d. transverse.