Physics Questions & Answers

Physics Questions & Answers 1st class lever - CORRECT ANSWER- Has the Fulcrum between the ends 2nd class lever - CORRECT ANSWER- Has the Output Force between the ends 3rd class lever - CORRECT ANSWER- Has the Input Force between the ends Atom - CORRECT ANSWER- A single smallest unit of matter that consists of a dense center (nucleus) surrounded by electrons Chemical - CORRECT ANSWER- Potential energy that is stored in the chemical bonds that hold compounds together Examples: Stored energy in foods you eat In matches to light a candle Elastic Potential Energy - CORRECT ANSWER- Associated with objects that can be stretched or compressed Electrical - CORRECT ANSWER- The energy of electric charges Can be stored or moving Power can be supplied by power lines or batteries Examples: Flashlights Handheld games Radio Electromagetic/light - CORRECT ANSWER- Energy that travels in waves Sunlight that you see Examples: Microwave rays to cook food X - rays used to examine bones Energy - CORRECT ANSWER- The ability to do work or cause change