A student investigated how the thickness of insulation affects the cooling of a beaker of hot water. The student wraps cotton wool around the beaker and measure the temperature at the start and after 15 minutes. Describe a method the student could have used to obtain the results shown.

In a system, when potential energy decreases, then entropy also decreases. true false

Pl asaaap ! match the term to the correct description. a type of wave that transfers energy where the particles in the medium move perpendicular to the direction in which the energy is traveling. a type of wave that transfers energy where the particles in the medium move parallel to the direction in which the energy is traveling. movement that is back and forth, like an equal sign = a type of wave that transfers energy where the particles in the medium move in a circle motion while the energy travels left or right. movement that is like a t transfers energy from one location to another 1. wave 2. parallel movement 3. perpendicular movement 4. transverse wave 5. longitudinal wave 6. surface wave

Why does lightning travel from clouds to the ground?