A mother spins her son in a circle of radius RRR at angular speed \omega_iω i
​
omega, start subscript, i, end subscript. Then the mother pulls in her arms and spins him in a circle of radius \dfrac{1}{2}R
2
1
​
Rstart fraction, 1, divided by, 2, end fraction, R with the same angular speed.
How does the magnitude of the child's centripetal acceleration change when the mother pulls her arms in?

d

step-by-step explanation:

d

fist on the left goes with the third on the right. second on the left goes with the fourth on the right. third on the left goes with the second on the right. the fourth on the left goes with first on the right

the terms of a geometric sequence can be found by beginning with the first term and multiplying by the common ratio repeatedly. a recursive formula for a geometric sequence with common ratio r is given by an=ran−1 a n = r a n − 1 for n≥2 n ≥ 2 .

step-by-step explanation:

-81 -56 -27 0 81

step-by-step explanation: