1. A measurement is a/an: A) observation B) law C) theory
2. An equation is a/an: A) observation B) law C) theory
3. An explanation is a/an: A) observation B) law C) theory
4. "Dead men tell no tales" is a/an: A) observation B) law C) theory
5. "Peter Piper picked a peck of pickled peppers" is a/an: A) observation B) law C) theory
6. "Inflections are caused by microbes eating the flesh" is a/an: A) observation B) law C) theory
7. "There were bells all around, but I never heard them ringing " is a/an: A) observation B) law C) theory
8. "mass of reactants equals mass of products in a chemical reaction" is a/an: A) observation B) law C) theory
9. "Fires are chemical reactions with oxygen" is a/an: A) observation B) law C) theory
10. "Human activity is causing climate change" is a/an: A) observation B) law C) theory
11. "California has been in a drought for four years" is a/an: A) observation B) law C) theory
12. "Dead men tell no tales" is a/an: A) observation B) law C) theory
13. "i before e except after c" is a/an: A) observation B) law C) theory
14. "My baby does the honky tonky" is a/an: A) observation B) law C) theory
15. "Well my heart went ‘boom' when she crossed that room and she held her hand in mine" is a/an: A) observation B) law C) theory
16. "Everybody plays the fool, no exceptions to the rule" is a/an: A) observation B) law C) theory
17. "The Greek gods were actually ancient aliens" is a/an: A) observation B) law C) theory
18. "Planets closer to the sun travel faster than planets further from the sun" is a/an: A) observation B) law C) theory
19. "water flows in the direction where it travels fastest" is a/an: A) observation B) law C) theory
20. "light bends towards the direction where it travels fastest" is a/an: A) observation B) law C) theory
21. "The age of the earth is 4.543 billion years" is a/an: A) observation B) law C) theory
22. "The age of the universe is 13.772 billion years" is a/an: A) observation B) law C) theory
23. "Large stars have shorter life times than small stars" is a/an: A) observation B) law C) theory
24. "sound travels faster through water than through air" is a/an: A) observation B) law C) theory
25. "sound travels faster through liquids than through gases" is a/an: A) observation B) law C) theory
26. Suppose a student suggests that some people can eat chili peppers because of an enzyme in their saliva. What is the best experiment to test this?
A) have a person who can eat hot chilies chew up a chili, spit it into a cup and another person who can eat hot chilies taste it.
B) have a person who can eat hot chilies chew up a chili, spit it into a cup and another person who can not eat hot chilies taste it.
C) have a person who can not eat hot chilies chew up a chili, spit it into a cup and another person who can eat hot chilies taste it.
D) have a person who can not eat hot chilies chew up a chili, spit it into a cup and another person who can not eat hot chilies taste it.
E) have a person who can eat hot chilies spit into the mouth of a person who can not eat hot chilies before the second person tries to eat a chili.
27. A student wants to determine whether cats prefer yogurt or sour cream. How can the student test this?
A) put sour cream on his/her left toes and yogurt on the his/her right toes and see which foot the kitty licks.
B) one day put sour cream on your toes and the next day put an equal amount of yogurt on your toes and time how long it takes kitty to lick it off.
C) Continue to add sour cream or yogurt to your toes until kitty stops eating. Measure the amount that kitty has eaten.
D) Set kitty free in the super market and let kitty choose.
E) A, B, and C should all be performed.