Answer:
Firing a muzzleloader leaves a corrosive residue inside the barrel that causes pitting and reduces accuracy. The buildup of residue, called fouling, also will make loading difficult. ... Black powder residue can damage the barrel if left overnight.
8. A - they’re repeating the action
9. B -Frank, himself hasn’t done the experiment before
Answer:
64g of 44.8L
vapour density of of
=64/44.8=10/7=1.43 g/l
Vapour density of =1.43g/l
Answer:
(D) Trench
Explanation:
The term 'trench' is used for the deepest parts of the ocean floor. Ridge is 2 km above the deepest part of ocean floor. Hydrothermal vent are generally found near the active volcanic places. Hydrothermal vent are fissures on sea-floor.
<span>A)an object from space burning up as it enters the atmosphere of a planet </span>