Math Problem Statement
Berat suatu benda pada atau di bawah permukaan Bulan bervariasi secara langsung dengan jarak benda tersebut dari pusat Bulan. Jari-jari Bulan adalah sekitar 1.080 mil.
Jika suatu benda beratnya 60 pon di permukaan Bulan, sehingga agar beratnya 50 pon, maka benda tersebut harus berada ..... mil di bawah permukaan.
A
123
B
140
C
163
D
180
E
203
Solution
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Math Problem Analysis
Mathematical Concepts
Gravitational Force
Inverse Square Law
Proportional Relationships
Formulas
W_1 r_1^2 = W_2 r_2^2
r_2 = sqrt((W_1 * r_1^2) / W_2)
Theorems
Newton's Law of Universal Gravitation
Suitable Grade Level
Grades 10-12
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