A 50g sample of an unknown metal is heated with 800 joules. If the temperature of the metal increases by 41.6°C, what is the identity of the unknown metal?

Which answer lists the fundamental forces in order from strongest to weakest

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.

In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next