What is another name for a pure substance?

How does friction affect the energy in a closed system of moving parts?

What is an example of a system and describe the energy flow through it.

Consider four different types of electromagnetic radiation: microwaves, infrared, ultraviolet, and X-rays. Arrange the types of radiation from the lowest to the highest frequency, and from the highest to the lowest energy.

A distance of 1.0 meter separates the centers of two small charged spheres. The spheres exert gravitational force F g and electrostatic force Fe on each other. If the distance between the spheres' centers is increased to 3.

A coffee pot in the form of a circular cylinder of radius 3 in. is being filled with water flowing at a constant rate. if the water level is rising at the rate of 0.4 in.

What's the definition of volume

A heat transfer of 9.8 ✕ 105 J is required to convert a block of ice at - 12°C to water at 12°C. What was the mass of the block of ice?

How does increasing an object's mass affect the object's weight if gravity does not change?

Match the term with the definition. Match Term Definition Atom A) a substance that cannot be broken down into a simpler substance Element B) a tiny piece of matter Particle C) a unique form of matter in which it can exist Phase D) the basic unit of

Does gravity increase or decrease with greater distance?