sedimantary
The type of rock that likely formed first to initiate the rock cycle is igneous rock.
Yes, stone is considered a type of rock.
River rock can be composed of any rock type, or any combination of rock types.
Plymouth Rock is an igneous rock, specifically a glacial erratic. It is made of a type of granite called Dedham Granite.
No, hydrogen bonding is a relatively strong type of intermolecular force compared to other types like London dispersion forces. It is weaker than covalent and ionic bonds, but still plays a significant role in determining the properties of substances.
limestone or sandstone
The weakest type of bridge would be a board across gully.
rock(in bloodtusk ravine)
Torkoal is the weakest Fire Type Pokemon Ash has.
on outer ear
ikr
pine wood
Some Idiot: steelix is the strongest rock Pokemon idiots!!! Smart guy: Steelix isn't even a rock type smart@$$, Tyranitar's the strongest =D Sand Stream doubles it's special defense and it has a huge move-pool. It's soooooo powerful, it can even compare to legendaries
Hydrogen bonding between polar molecules creates the weakest bonds.
Aerogel is often considered one of the weakest materials as it is extremely lightweight and has low density. It is mostly composed of air pockets, which make it delicate and prone to breaking easily.
Water molecules are associated by hydrogen bonds but I suppose that these bonds are not the weakest.
vacuum