Answer:
Hey!
Stars are formed from massive clouds of dust and gas in space CALLED NEBULAE. Gravity pulls the dust and gas together to form a PROTOSTAR...much like a baby star!
These gases come together, and as they do, the temperature begins to increase...
The finished stars are formed when the OPTIMUM TEMPERATURE is released for the chemical reactions within to start!
OUR SUN'S COLOUR IS WHITE! (Although its actually all the colours mixed together)
Explanation:
HOPE THIS HELPS!!
The meterorologist would tell the student that the northern Atlantic Ocean is far too cold to form a hurricane. Hurricanes develop in warm waters.
The Ancient Greek purposed the world was composed of atoms.
Answer:
The celestial sphere is a fictional sphere to which all celestial objects can be projected.
Explanation:
At any time an observer can see only the half of celestial sphere because the other half lies under the horizon. The celestial sphere is the medium used for sphere astronomy. The celestial sphere does not have a defined magnitude. It can be infinite or at least really big.