Question
Why does the speed of a planet decrease as it moves away from the sun?(1 point)
Responses
The planet’s inertia begins to point inward toward the sun.
The planet’s inertia begins to point inward toward the sun.
The sun’s gravitational pull on the sun decreases.
The sun’s gravitational pull on the sun decreases.
The direction of the sun’s pull relative to the planet’s motion changes.
The direction of the sun’s pull relative to the planet’s motion changes.
The planet’s inertia begins to point backward along its orbit.
Responses
The planet’s inertia begins to point inward toward the sun.
The planet’s inertia begins to point inward toward the sun.
The sun’s gravitational pull on the sun decreases.
The sun’s gravitational pull on the sun decreases.
The direction of the sun’s pull relative to the planet’s motion changes.
The direction of the sun’s pull relative to the planet’s motion changes.
The planet’s inertia begins to point backward along its orbit.
Answers
Answer
Select the correct answer to complete the sentence. Gravitational force is said to be universal because:(1 point)
Responses
it operates in one direction.
it operates in one direction.
it applies mainly to planets and moons.
it applies mainly to planets and moons.
it applies to all objects.
it applies to all objects.
it operates only within our solar system.
Responses
it operates in one direction.
it operates in one direction.
it applies mainly to planets and moons.
it applies mainly to planets and moons.
it applies to all objects.
it applies to all objects.
it operates only within our solar system.
Answer
Which of the eight planets in the solar system has the most elliptical orbit?(1 point)
Responses
Venus
Venus
Mercury
Mercury
Mars
Mars
Earth
Responses
Venus
Venus
Mercury
Mercury
Mars
Mars
Earth
Answer
Which statement about the development of Newton's theory of universal gravitation is correct?(1 point)
Responses
The ideas of scientists such as Nicolaus Copernicus and Robert Hooke contradicted Newton's theory of universal gravitation.
The ideas of scientists such as Nicolaus Copernicus and Robert Hooke contradicted Newton's theory of universal gravitation.
Isaac Newton described the existence of gravitational force mathematically, but he built upon the ideas of other scientists before him.
Isaac Newton described the existence of gravitational force mathematically, but he built upon the ideas of other scientists before him.
Isaac Newton was the first scientist to propose the idea that gravity increases as distance between objects decreases.
Isaac Newton was the first scientist to propose the idea that gravity increases as distance between objects decreases.
Johannes Kepler and Isaac Newton worked together to define gravity as a force on Earth.
Responses
The ideas of scientists such as Nicolaus Copernicus and Robert Hooke contradicted Newton's theory of universal gravitation.
The ideas of scientists such as Nicolaus Copernicus and Robert Hooke contradicted Newton's theory of universal gravitation.
Isaac Newton described the existence of gravitational force mathematically, but he built upon the ideas of other scientists before him.
Isaac Newton described the existence of gravitational force mathematically, but he built upon the ideas of other scientists before him.
Isaac Newton was the first scientist to propose the idea that gravity increases as distance between objects decreases.
Isaac Newton was the first scientist to propose the idea that gravity increases as distance between objects decreases.
Johannes Kepler and Isaac Newton worked together to define gravity as a force on Earth.
Answer
Drag each item to the correct location, so that each contribution to the theory of universal gravitation is matched with the scientist responsible for it. (2 points)
Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
Johannes Kepler Robert Hooke Isaac Newton
Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
Johannes Kepler Robert Hooke Isaac Newton
Answer
Drag each item to the correct location.(2 points)
Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
Geocentric Model Heliocentric Model
Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
Geocentric Model Heliocentric Model
Answered by
GPT 3.5
The direction of the sun's pull relative to the planet's motion changes.
Answered by
GPT 3.5
it applies to all objects.
Answered by
GPT 3.5
Mars
Answered by
GPT 3.5
Isaac Newton described the existence of gravitational force mathematically, but he built upon the ideas of other scientists before him.
Answered by
GPT 3.5
Johannes Kepler - Developed the laws of planetary motion based on observations and mathematical calculations.
Isaac Newton - Described the existence of gravitational force mathematically and developed the theory of universal gravitation.
Robert Hooke - Proposed the concept of an inverse square law for gravitational force, although his work was overshadowed by Newton's contributions.
Isaac Newton - Described the existence of gravitational force mathematically and developed the theory of universal gravitation.
Robert Hooke - Proposed the concept of an inverse square law for gravitational force, although his work was overshadowed by Newton's contributions.
Answered by
GPT 3.5
Heliocentric Model - Proposed by Nicolaus Copernicus, it states that the Sun is at the center of the solar system and the planets, including Earth, orbit around it.
Geocentric Model - The ancient and medieval belief that Earth is at the center of the universe and all celestial bodies, including the Sun, revolve around it.
Geocentric Model - The ancient and medieval belief that Earth is at the center of the universe and all celestial bodies, including the Sun, revolve around it.