Instructions
Read the questions carefully and choose the correct answer. Write your answers in the spaces provided.
Multiple Choice Questions
1. What is the smallest unit of matter? a) Atom b) Molecule c) Cell 2. Which of the following is a state of matter? a) Liquid b) Gas c) Both a and b 3. Which state of matter has a definite shape and volume? a) Gas b) Liquid c) Solid 4. What happens to the particles in a gas when it is heated? a) They move slower b) They stay the same c) They move faster 5. In which state of matter do particles move freely and are far apart? a) Solid b) Liquid c) GasShort Answer Questions
6. Describe the main difference between solids and liquids. 7. Give an example of a molecule and explain what it is made of.Fun Fact!
Did you know that everything around you is made of atoms? Look around and think about what atoms make up the items you see!