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# Quiet Ball

Quiet Ball. Unit 1 Exam Review 7 th grade. If glass breaks in a lab, what should you do?. Tell a teacher and leave it alone. The teacher will place in a glass container. When you make your cell model, what must you include?.

## Quiet Ball

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1. Quiet Ball Unit 1 Exam Review 7th grade

2. If glass breaks in a lab, what should you do? • Tell a teacher and leave it alone. • The teacher will place in a glass container

3. When you make your cell model, what must you include? • You must include labels or a key to tell what each organelle is called and its function

4. What information do you need in order to calculate density and what tools will you use? • Mass (triple beam balance) and Volume (ruler or graduated cylinder)

5. What are the three parts to the cell theory? • All cells come from cells • Cells are the basic unit of life • All living things are made of cells

6. What is required in order for scientific work to be done? • A force must be applied and movement must occur as a result of the unbalanced force.

7. What part of the meniscus should you read a graduated cylinder? • At the bottom of the meniscus

8. What units do you use when measuring liquid volume? • Liters or Milliliters in a graduated cylinder

9. What type of graph do you use when comparing two or more items? • A bar graph

10. What type of graph do you use when you see a trend in data (usually over time)? • A line graph

11. What type of graph do you use when showing parts of a whole (in percents)? • A pie or circle graph

12. How can you find the volume of an irregular object? • Place water in a graduated cylinder and note the volume • Add your object and note the volume • Subtract the two volumes. • = water displacement

13. How can you reduce the amount of force it takes to lift an object to a certain height? • Place object on an inclined plane

14. Sally wants to fly a small kite and a large kite to see which one flies longer.What is the independent variable? • The size of the kite

15. Sally wants to fly a small kite and a large kite to see which one flies longer.What is the dependent variable? • How long the kite flies

16. What is the limitation of the eyeball model you made? • It did not function • You could not see the inside of the eye • The functions were not labeled.

17. What happens to the odor as the temperature rises? It increases in odor

18. After you gather your data, what should you do before you can come up with a conclusion? • Analyze the data.

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