- 1. Johnny takes a multivitamin every morning. The mass of the pill he takes is measured in what?
A) kilograms
B) milliliters
C) liters
D) milligrams
- 2. What is the instrument used to take the volume of a regular solid such as a textbook?
A) metric ruler
B) thermometer
C) graduated cylinder
D) triple beam balance
- 3. Tiffany tests three brands of basketballs to see which one will bounce the highest. What is the dependent variable?
A) how hard she throws the ball down
B) size of ball
C) height of bounce
D) brand of ball
- 4. Which of the following is a unit of density?
A) mL/g
B) g/mL
C) g/kg
D) cm3/g
- 5. Which of the following is a chemical property?
A) density
B) texture
C) solubility
D) combustibility
- 6. Which of the following is a compound?
A) oxygen in the air
B) carbon dioxide gas
C) neon gas
D) chlorine in a pool
- 7. Which of the following is an element?
A) air
B) iron
C) propane
D) steel
- 8. Putting Kool-Aid powder in cold water is an example of what?
A) physical change
B) chemical change
C) chemical property
D) physical property
- 9. Adding baking soda to vinegar is an example of what?
A) physical property
B) chemical property
C) chemical change
D) physical change
- 10. In order to calculate density, what two measurements do you need?
A) mass and volume
B) volume and space
C) mass and weight
D) force and pressure
- 11. What is it called when liquid water becomes ice?
A) melting
B) condensation
C) freezing
D) evaporation
- 12. Below is the pH of 4 different liquids. Which would be classified as a weak base?
A) 5.6
B) 2.3
C) 12.9
D) 7.7
- 13. Which of the following is not a product of the chemical reaction that occurs between an acid and a base?
A) salt
B) strong base
C) a neutral substance
D) water
- 14. When water vapor becomes liquid water, which of the following is true?
A) freezing has occured
B) the particles have slowed down
C) evaporation has occured
D) the particles have increased in size
- 15. The particles in which state of matter have the least energy?
A) plasma
B) gas
C) liquid
D) solid
- 16. What charge do protons have?
A) supercharged
B) positive
C) uncharged
D) negative
- 17. In which of the following units could you measure the height of a building?
A) meters
B) grams
C) liters
D) degrees
- 18. According to the particle model of matter, gases are more easily compressed into smaller volumes because the particles in gases are -
A) smaller
B) filled with air
C) more active
D) farther apart
- 19. What charge to electrons have?
A) uncharged
B) positive
C) supercharged
D) negative
- 20. What instrument is used to take the mass of an object?
A) ruler
B) graduated cylinder
C) thermometer
D) triple beam balance
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