What is the definition of Constructive Interference? plz help TvT 1: When two interfering waves line up, two crests and two troughs overlap. Increased amplitude.
2: The bending of waves as they pass through openings or around corners
3: When two interfering waves are in the opposite direction, crest and trough overlap. Zero amplitude.

An architect plans to use solar energy to heat the next house he designs. what principle of absorption and infrared energy can be applied to the design of the new house? how could she apply to those principals?

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.

What happens to an isotope during radioactive decay?