Answer:
A covalent bond.
Explanation:
A covalent bond, also called a molecular bond, is a chemical bond that involves the sharing of electron pairs between atoms.
Answer:
1. vi. Preganglionic
2. vii. adrenergic
3. ii. sympathetic chain ganglia
4. iii. Craniosacral
5. viii. splanchnic
Explanation:
Action potential travel down preganglionic nerve fibre. They travel towards Vagus Nerve near the effector organ. These impulses arrive at cardiac plexus, which create action potential in postganlianic.
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.
Honestly, dog-walking and dog-sitting is a really great job and <span>it is also really fun and rewarding</span>. The average wage for a Dog Walker is $13.27 per hour. Therefore, being a freelancer, I would love to spend my spare time on the dog walk.
Usually, I spend an hour, every morning, jogging. This suits me and I can earn some extra cash too, besides my fitness.
Answer:
mosses
Explanation:
Simple species that can tolerate the often- harsh environment become established first. These organisms help enrich the soil, allowing other species to become established. The first organisms to appear in areas of primary succession are often mosses or lichens.
