What was the significance of the double-slit experiment? a. it showed that light had wave properties. b. it first demonstrated that waves could interfere. c. it proved that there was more than one type of interference. d. it illustrated that all of the existing ideas about light were wrong.

A1.5m wire carries a 2 a current when a potential difference of 52 v is applied. what is the resistance of the wire?

The gun from the crime scene shows tool marks where the serial numbers are ground off. there are also tool marks on the bullets left behind. what information can the tool marks on the bullets and gun provide about the crime? what type of evidence does this information provide, individual or class?

Define the terms moral development and moral reasoning.