What is the definition of scavenger in science?

What is the concept of creating safer and more efficient equipment called? Being able to understand basic scientific terms and principles well enough to apply them to your life is called? What type of studies need IRB approval? Which best describe the scientific process? If you plant a seed and dont water it what will happen? How are current and resistance related are they directly proprtional or inversely proportional? How are valconoes helpful? What is per capita consumption? What unit is used to measure land? What is the result of an investigation? What tool is used to measure the capacity of a milk carton? What is the opposite of prodded? What is a good method for sharing a response in a peer review? What is the link between theory and research? What does background research mean in a science fair project? What is hydrouse? What are renawable and non renawable sources? What is 2.3 cm in mm? What two things can you compare for a science fair project? How many number one hits wet wet wet?