Uranium is a solid metal at room temperature.
The actinides are a group of elements. What state of matter they're in depends on which particular one you're talking about and what the temperature is, though in cases where the temperature is one that a human could reasonably expect to survive "solid" is an extremely good guess.
Tgis question is simply saying what is its state of matter at room temperature. This substance or uranium is a solid at room temperature.
It is a metal and hence has very high melting and boiling points. Therefore, it is solid at room temperature
Metallic, solid metal
Yes a helmet is a solid
Roman helmets or galesas varied from time period to time period. The traditional helmet was made of hardened leather, either with out without metal coverage. Depending on the prestige of the particular legion and the person's rank, full metal helms were not uncommon.
Helmet
metal gear solid
to make the cover of a helmet i mould metal and then get the kids to color it in
A helmet prevents the head from taking a direct impact with some solid object.
metal
Sodium is a metal. It is a solid at room temperature and pressure.
If you mean story wise then I believe it goes: Metal Gear Solid 3: Snake Eater Metal Gear Metal Gear 2: Solid Snake Metal Gear Solid Metal Gear Solid 2 Metal Gear Solid 4 But I may be wrong, and that isn't counting either of the Portable Ops games.
Metal gray.
The iron helmet or the metal helmet, was important to the Romans because it kept the fighting men from getting their heads bashed in.
Metal Gear Solid, Metal Gear Solid 2: Sons of Liberty and Metal Gear Solid 3: Snake Eater