Answer:
Stellar black holes form when the center of a very massive star collapses in upon itself.
the rate of work done or doing work is usually measured by the power of a machine .
Answer electrons are negative. Protons are positive, and neutrons are neutral
Answer:
Solution given:
No of waves[N] =20crests & 20 troughs
=20waves
Time[T]=4seconds
distance[d]=3cm=0.03m
Now
<u>Wave</u><u> </u><u>length</u><u>=</u>3cm=3 × 
<u>Frequency</u>=
=
=5Hertz
and
Wave speed:wave length×frequency=3 ×
×5=1.5 ×
.
Answer: KCI stands for kinetic corporation inc its a global corporation that produces medical technology related to the wounds and healing wounds
(i hope that's what you meant)
Explanation: