Problem:OPTIONS:
- tricuspid
- aortic
- mitral
- atria

Q: Blood enters the heart in what valve? A:
****
A: atria

Q: Chemical energy results from the particular arrangement of atoms in a chemical compound; the heat and light produced in this reaction are due to energy released during the breaking and reforming of what? A:
OPTIONS:
- acid bonds
- atom bonds
- carbon bonds
- chemical bonds
chemical bonds

Q: Rainwater absorbs carbon dioxide (co 2 ) as it falls. the co 2 combines with water to form what? A:
OPTIONS:
- carbon monoxide
- nitrate acid
- methane gas
- carbonic acid

Answer: carbonic acid

Question: Q: What type of tissue is made up of cells that have the unique ability to contract? A:
OPTIONS:
- connective tissue
- epithelial tissue
- nervous tissue
- muscle tissue
Answer: muscle tissue

input with options: Q: Do tropical regions have very high or very low rates of immigration? A:
OPTIONS:
- medium
- too high
- low
- very high
output: very high

Problem: OPTIONS:
- compass
- telescope
- accelerator
- gyroscope
Q: Q: Earth acts like a giant version of what device, with angular momentum along its axis and pointing at polaris, the north star? A:
Answer:
gyroscope