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Which of these statements best explains why models are used to study the solar system? (2 points)

Which of these statements best describes the impact of Kennedy Space Center on the economy of Florida? (2 points)

Which of these statements best explains why models are used to study atoms? (2 points)

Look at the four positions of Earth with respect to the sun. Florida is in the Northern hemisphere. At what position of Earth will Florida experience the first day of autumn? (2 points)

The diagram below shows five objects in space. Object 1 is at equal distance from Object 2, Object 3, Object 4, and Object 5. The mass of Object 2 is double the mass of Object 5. The mass of Object 4 is half of the mass of Object 5 and the mass of Object 3 is half of the mass of Object 4. WWhich of these objects attracts Object 1 with the greatest gravitational force? (2 points)

An igneous rock interacts with wind and water over a long period of time. Which of these is most likely formed as a result of these interactions? (2 points)

Which of these statements best describes a theory? (2 points)

Ursula pours equal volumes of vinegar into five separate containers. The total volume of vinegar in the five containers is one liter. What is the volume of vinegar in each container? (2 points)

One astronomer believes that the density of the universe remains constant. One physicist believes that the density of the universe changes over a period of time. Which of these statements best explains why the astronomer and physicist have different views on the density of the universe? (2 points)

What best describes the angle between a changing electric field and the electromagnetic wave produced by it? (2 points)