Problem:OPTIONS:
- it depended
- neither
- punctuated equilibrium
- gradualism

Answer the following question given this paragraph: Darwin thought that evolution occurs gradually. This model of evolution is called gradualism. The fossil record better supports the model of punctuated equilibrium. In this model, long periods of little change are interrupted by bursts of rapid change. Q: Did darwin believe in punctuated equilibrium or gradualism? A:
****
A: gradualism

Answer the following question given this paragraph: The focal length , , of a lens or mirror is the distance from the surface of the lens or mirror to the place where the light is focused. This is called the focal point or focus . For diverging lenses or mirrors, the focal length is negative. Q: What type of lens and mirrors have a negative focal length? A:
OPTIONS:
- converging
- convexing
- subverging
- diverging
diverging

Answer the following question given this paragraph: Cardiologist Cardiologists are medical doctors that specialize in the diagnosis and treatment of diseases of the heart. After completing 4 years of medical school, cardiologists complete a three-year residency in internal medicine followed by an additional three or more years in cardiology. Following this 10-year period of medical training and clinical experience, they qualify for a rigorous two-day examination administered by the Board of Internal Medicine that tests their academic training and clinical abilities, including diagnostics and treatment. After successful completion of this examination, a physician becomes a board-certified cardiologist. Some board-certified cardiologists may be invited to become a Fellow of the American College of Cardiology (FACC). This professional recognition is awarded to outstanding physicians based upon merit, including outstanding credentials, achievements, and community contributions to cardiovascular medicine. Q: What is the name for medical doctors that specialize in the diagnosis and treatment of diseases of the heart? A:
OPTIONS:
- physicists
- surgeons
- Doctors
- cardiologists

Answer: cardiologists

Question: Answer the following question given this paragraph: Q: Blood pressure is significantly affected by what physical force? A:
OPTIONS:
- mass
- volume
- density
- gravity
Answer: gravity

input with options: Answer the following question given this paragraph: Wave frequency is the number of waves that pass a fixed point in a given amount of time. Higher frequency waves have more energy. Wave speed is calculated as wavelength multiplied by wave frequency. Wave speed is affected by the medium through which a wave travels. Q: What is the term for the number of waves that pass a fixed point in a given amount of time? A:
OPTIONS:
- wave speed
- wave distance
- wave velocity
- wave frequency
output: wave frequency

Problem: OPTIONS:
- two waves
- three waves
- three troughs
- two troughs
Q: Answer the following question given this paragraph: Destructive interference in waves occurs when two troughs overlap. Q: Destructive interference in waves occurs when what things overlap? A:
Answer:
two troughs