Answer:
d. all four jovian planets.
Explanation:
The Jovian planets are as follows -
URANUS , SATURN , JUPITER, and NEPTUNE .
All these four jovian planets are having the rings , and the rings are made up of infinite number of small pieces of the ice and the rock .
Hence ,
These planets are comparatively small and dense cores surrounded by massive layers of gas .
Answer:
I think that's Newton's second law of motion
Explanation:
f = m(v-u)
________
t
since a = (v-u)t
f = ma
Halite or sulfur or gold or silver
The relationship between speed of a wave w, frequency f and wavelength
is
For the wave of our problem,
and f=60 Hz, so its speed is
