1. What is the simplest form that cannot be broken down to anything simpler?
2. The flammability of a substance is
3. What is a pure substance made of two or more elements that are chemically combined called?
4. When materials combine to form a mixture, they
5. If a spoonful of salt is mixed in a glass of water, what is the water called?
6. A pure substance that cannot be separated into simpler substances by chemical or physical means.
7. Which of the following is not a compound?
8. What is Newton's First Law
9. What is the speed of an object that travels 20 meters in 4 seconds?
10. What pulls a ball back to earth?