Answer:
The anomalous expansion of water is an abnormal property of water whereby it expands instead of contracting when the temperature goes from 4°C to 0°C, and it becomes less dense. The density becomes less and less as it freezes because molecules of water normally form open crystal structures when in solid form.
The force required is
(15 kg) x (the acceleration, in m/s²) newtons.
B. Impedes the flow of electrons
A meter is 100 meters. So a hundredth of a meter stick is a centimeter.<span />