The method of pest control combines chemical and non-chemical methods and emphasizes the use of natural toxins.

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above

One student said that the investigation was not valid (a fair test). write a plan for the investigation that includes improvements to the method and apparatus