Solve the Problem
-A Ball on the End of a String

question 127

Multiple Choice

Solve the problem
-A ball on the end of a string is spinning around a circle with a radius of 5 centimeters. If in 15 seconds a central angle of $\frac { 1 } { 5 }$ radian has been covered, what is the angular speed of the ball?

• A) 3 radians per sec
• B) \(\frac { 1 } { 3 }\) radians per sec
• C) 75 radians per sec
• D) \(\frac { 1 } { 75 }\) radian per sec

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Definitions:

Placenta

A crucial organ in the uterus of pregnant females that provides oxygen and nutrients to the developing fetus while removing waste products, and also produces hormones to regulate pregnancy.

Uterine Wall

The muscular layer of the uterus where embryos implant and develop during pregnancy.

Zygote

The initial cell formed when a sperm cell fertilizes an egg cell, marking the beginning of a new organism's development.

Germinal Stage

The germinal stage is the first phase of prenatal development, encompassing the period from fertilization to implantation of the embryo in the uterus.