Influencers on Physics

An object at rest, stays at rest. Object in motion, stays in motion unless acted upon by an unbalanced force.

• Newton's 1st Law 
• Newton's 3rd Law
• Kepler's 2nd Law
• Kepler's 1st Law

Every action has an equal and opposite reaction.

• Newton's 2nd Law
• Kepler's 1st Law 
• Newton's 3rd Law 
• Kepler's 3rd Law

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The force of attraction between objects that have mass.

• Force
• Gravity
• Weight
• Density

The curved path of a celestial object

• Mass
• Ellipse 
• Velocity
• Orbit

Tags

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Planets orbit the Sun in a shape called a(n)

• circle
• ellipse
• focus
• perihelion

Tags

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The path a planet travels around the sun is called its 

• orbit
• ellipse
• barycenter
• precession

Tags

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Who created the Universal Law of Gravitation?

• Copernicus
• Newton
• Kepler
• Galileo

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Kepler's third law of planetary motion describes a relationship between the

• shape of orbit and location of Sun.
• orbital velocity and position in orbit
• distance from the Sun and length of year.
• path of epicycle and position.

15.  The model that describes the Earth as the center of the solar system is:

• heliocentric model
• geocentric model
• Newton’s Laws
• Kepler’s Laws

16.  The model that describes the Sun as the center of the solar system is:

• heliocentric model
• geocentric model
• Newton’s Laws
• Kepler’s Laws