1. Matter

2. What term is used to describe anything that has mass and takes up space? 1. mixture 2. Substance 3. element 4. Matter

3. One example of changing a substance chemically is 1. filtering 2. burning wood 3. boiling water 4. crushing a can

4. What is a NOT a method to separate mixtures? 1. adding an atom 2. filtering 3. sorting 4. heating

5. Sugar and salt are examples of 1. atoms 2. elements 3. mixtures 4. substances

6. Substances that CANNOT be broken down chemically into other substances 1. elements 2. compounds 3. mixtures 4. solutions

7. What technique did miners use to separate gold from sand and dirt? 1. boiling 2. heating in charcoal 3. melting 4. panning (filtering)

8. Pure substances formed from chemical combinations of two or more different elements are called 1. compounds 2. elements 3. mixtures 4. solutions

9. Which type of matter consists of two or more substances that are NOT chemically combined? 1. mixtures 2. elements 3. compounds 4. pure substances

10. How do liquid water, ice, and water vapor differ from each other? 1. They are different compounds 2. They are made up of different kinds of atoms 3. They are different states of matter 4. They are made up of different molecules

11. A solid is a state of matter that has a(n) 1. indefinite volume and an indefinite shape 2. definite volume and definite shape 3. definite volume and an indefinite shape 4. indefinite volume and definite shape

12. What unit do we use to measure mass? 1. pounds 2. grams 3. milliliter 4. cubic meters

13. Which of the following are substances? 1. Elements 2. Soils 3. Tap water 4. brass

14. Which of the following is a mixture? 1. elements 2. salt 3. salt water 4. compounds

15. Chicken noodle soup and mixed nuts are examples of what type of mixture? 1. substances 2. compounds 3. homogeneous 4. heterogeneous

16. When gold reaches the point where it changes from a solid to a liquid, gold is said to have reached it’s 1. melting point 2. boiling point 3. freezing point 4. evaporation point

17. Which of the following is a way to measure the volume of an irregular object? 1. using the method of displacement 2. measuring the length, width and height then calculate using the formula LxWxH 3. pour liquid in a graduated cylinder and read the measurement 4. Place liquid in a graduated cylinder, subtract the final measurement from the initial 5. slower 6. more unpredictable

18. How do elements and compounds differ? 1. Compounds are mixtures;elements are substances 2. Elements has more than one type of atom 3. Elements are mixtures 4. Elements have one type of atom; elements have more than one type

19. Which of the following has the highest viscosity? 1. milk 2. water 3. orange juice 4. corn syrup

20. 20 A material that is malleable and conducts electricity is most likely 1.wood 2. ice 3. metal 4. motor oil 20

21. 21 A substance has a melting point of 0 degrees C and a boiling point of 100 degrees C. The substance is most likely 1. water 2. hydrogen 3. gold 4. table salt 21

22. 22 A mixture can be classified as a solution, suspension, or colloid based on the 1. number of particles it contains 2. size of its largest particles 3. color of its particles 4. shape of its smallest particles 22

23. 23 Which of the following is a physical change? 1. sawing a piece of wood in half 2. burning a piece of wood 3. rust forming on an iron fence 4. a copper roof changing color from red to green 23

24. 24 A material’s ability to burn in the presence of oxygen is called 1. reactivity 2. flammability 3. malleability 4. conductivity 24

25. 25 Which of the following is NOT a clue that a chemical change has occurred? 1. change in color 2. production of a gas 3. formation of a solid (precipitate) 4. change in shape 25

26. 26 Which of the following is a chemical change? 1. ice melting 2. ice being carved 3. water boiling 4. water breaking down into hydrogen and oxygen 26