Lesson 9.4 Kepler's Laws and Newton's Universal Law of Gravitation

Question 1

What must be true of the two highlighted triangles in the image? Check all that apply.

Revolt · Accepted Answer

The time frame is the same for both triangles.; The area is the same for both triangles.

Question 2

Saturn orbits the Sun at a distance of 1.43 × 1012 m. The mass of the Sun is 1.99 × 1030 kg. Use to determine Saturn’s orbital period in Earth years.

Revolt · Accepted Answer

29.6 Earth years

Question 3

Which statement best describes the moon’s motion around the Earth?

Revolt · Accepted Answer

The moon completes one spin on its axis in the same time it moves around Earth.

Question 4

Question 4

Revolt · Accepted Answer

A planet orbiting the Sun will experience the largest gravitational force and greatest tangential speed when it is the Sun. It will experience the smallest gravitational attraction and lowest tangenti: closest to; A planet orbiting the Sun will experience the largest gravitational force and greatest tangential speed when it is the Sun. It will experience the smallest gravitational attraction and lowest tangenti: farthest from

Lesson 9.4 Kepler's Laws and Newton's Universal Law of Gravitation Answers

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