6) A black hole is a part of space that has such a strong gravitational pull that nothing can escape from inside the black hole.
7) A Quasar is a very large celestial object that gives off massive amounts of energy. There is a theory that Quasars contain gigantic black holes in them but it is still yet to be proven.
8) The energy of a Quasar ranges from 1 trillion to 25 trillion of our sun.
9) Stars get their light due to a nuclear reaction that happens inside the star.
When light reaction occurs in the stroma of chloroplast glucose is produced
Answer:
Explanation:what do you mean?
Answer:
In S phase, the cell synthesizes a complete copy of the DNA in its nucleus. It also duplicates a microtubule-organizing structure called the centrosome.
Explanation:
Answer:
Atoms are the most reactive when they have a full outer energy level.
Explanation:
Atoms are the least reactive and most stable when their outermost electron shell is full.