Science Reviewer #1

1.Which of the following is an extensive property of matter?

• A. Density

• B. Color

• C. Mass

• D. temperature

2. 2.Which term describes a solid turning directly into a gas?
   
   

• 2. A. Sublimation

• 2. 
     B. Condensation

• 2. C. Deposition

• 2. 
     D. Fusion

3. 3. It is anything that occupy space and has mass

4.What is the process by which plants make their own food?

5. 5. When two substances react to form a new substance with new properties, it is a:
   
   
   

• 5. A. Physical change

• 5. B. Phase change

• 5. C. Chemical change

• 5. D. Reversible change

6. 6. Which part of the plant makes food?
   
   
   

• 
  A. Roots
  
  
  

• 6. 
     B. Flowers

• 6. C. Leaves

• 6. D. Stem

7. 7. Which force is responsible for keeping the Moon in orbit around the Earth?
   
   
   

• A. Magnetism

• B. Gravity

• C. Friction

• D. Centrifugal force

8. 8. What is the chemical Symbol for water?

9. 9. Which energy source is considered renewable and does not release greenhouse gases during operation?

10. 
    
    
    

• 9. A. Natural Gas

• 9. B. Nuclear Energy

• 9. C. Coal

• 9. D. Solar Energy

10. 10. Which structure is considered the most fundamental unit of life?