Examlex
You observe a binary star system and find that star 1 has a velocity of 10 m/s while star 2 has a velocity of 40 m/s.What is the ratio of masses of the two stars (M₁/M₂)?
Marginal Analysis
An examination of the benefits and costs of an additional unit of change in economic decisions.
Marginal Benefit
The added gratification or usefulness that an individual acquires from the consumption of an additional unit of a good or service.
Marginal Benefit Curve
A graphical representation showing how the benefit to consumers changes with each additional unit consumed.
Total Benefit
The entire value or advantage received from consuming a good or service.
Q14: What is the "flatness problem" in cosmology?
Q17: How does the appearance of the first
Q21: If a star's distance is 100 pc,what
Q22: A grand unified theory unites which forces?<br>A)
Q33: The figure below shows four locations of
Q42: Based on the age of the light-
Q46: Solar and lunar eclipses are rare because
Q47: If dark energy is currently causing the
Q48: The first generation of stars most likely
Q53: Explain why it was difficult for the