Problem: OPTIONS:
- warm force
- cool force
- gravity force
- buoyant force
Q: Q: What force explains why objects may float in water? A:
Answer: buoyant force

Problem:OPTIONS:
- Lungs
- brain
- heart
- blood

Q: Anemia, leukemia, hemophilia, and sickle-cell disease are examples of conditions that primarily affect what? A:
****
A: blood

Q: What are steroid hormones made of? A:
OPTIONS:
- water
- amino acid
- organisms
- lipids
lipids

Q: What property increases as an object's mass increases, making a full box harder to push than an empty one? A:
OPTIONS:
- weight
- gravity
- magnetism
- inertia

Answer: inertia

Question: Q: What is the innermost layer of the sun called? A:
OPTIONS:
- Convection Zone
- Chromosphere
- Photosphere
- the core
Answer: the core

input: OPTIONS:
- acids
- atoms
- proteins
- fungi Now, answer this question: Q: Evolving from a single common ancestor, what group of organisms was perhaps the dominant life form on earth 250 million years ago? A:
A:
output:
fungi