REVIEW FOR TEST ON WEDNESDAY

WITH A PARTNER, COPY AND ANSWER THE FOLLOWING QUESTIONS.  STUDY FOR WEDNESDAY'S TEST AND LET US KNOW IF YOU NEED HELP WITH ANY ANSWERS

1. What makes an organic compound?
2. What needs to be present?
3. What types of things are always organic?
4. What are the four types of organic compounds?
5. What are some other elements that can be found in an organic compound?
6. Given a chemical compound, explain how you would know it is INORGANIC.
7. Define element:
8. Define compound:
9. How can you tell the difference between an element and a compound?
10. A molecule of methane is CH4
11. Draw a molecule of methane and make a key to distinguish between the elements.
12. A molecule of sugar is C6H12O6
13. How many elements does it have?
14. How many atoms does it have?
15. List the three types of variables.
16. Identify which is the variable the scientist changes.
17. Identify which is the variable the scientist measures as having changed.

A student performs an experiment where he buys plants and measures their growth.

• one plant is placed in the closet
• one plant is placed in the window
• one plant is placed on a table in a dimly lit room

1. What is the independent variable?
2. What is the dependent variable?

3. What does the student need to make constant?