metal conducts heat
Everything conducts heat, to a greater or lesser extent.
gas100% sure
A substance / system that conducts heat to / from a surface, with resorting to (external) fluid flow.
Depends on what you want to use it for. It's good if the base of a frying pan conducts easily as it means it'll heat the contents fast. It's bad if the handle of a frying pan conducts easily as the handle will get too hot to hold and burn you.
a black shirt and a solar panel a black car
Because metal absorbs and conducts more heat then most other substances so it keeps it hot. Just like when you cook, you use metal pans because they conduct the most heat.
because gold is a metal it conducts heat and electricity very well
A vacuum does NOT conduct heat !
Because it is a heat conductor and have a greater heat capacity
paper
metal
Potassium does indeed react vigorously with acid and also conducts heat well.
copper
All.
a metalloid
Thermodynamics is the branch of science that conducts tests on how well heat travels in an object.
no ONE Wires tHat ConDuCts Heat
Heat transfer... describes how well a building element conducts heat