The Force of Gravity Between the Earth and the Sun

question 20

Multiple Choice

The force of gravity between the Earth and the Sun is _________ the force of gravity between the Earth and the Moon. For reference, the average distance between the Earth and the Moon is 0.003 AU, the mass of the Moon is 7 * 10²² kg, and the mass of the Sun is 2 *10³⁰ kg.

• A) 86,000 times larger than
• B) 260 times larger than
• C) 140 times smaller than
• D) 6,400 times smaller than
• E) the same as

---

Definitions:

Distributed Practice

Spacing the study of material to be remembered by including breaks between study periods.

Cramming

An intensive, short-term study technique characterized by long hours of continuous study just before an exam.

Spacing Studying

The practice of distributing learning sessions or practice over time, rather than condensing them into short blocks, to improve long-term memory retention.

Hindsight Bias

The tendency to believe, after an event has occurred, that one would have predicted or expected the event, often referred to as the "I-knew-it-all-along" phenomenon.