Compounds formed from non-metals consist of molecules. The atoms in a molecule are joined together by covalent bonds. These bonds form when atoms share pairs of electrons.
Answer:
A unit for measuring work is called the foot-pound
Answer:
(A) melting point, freezing point.
Explanation:
For the same substance: when matter is transitioning from solid to liquid <em>(melting)</em> or liquid to solid <em>(freezing)</em>, <em><u>its temperature is fixed at the melting/freezing point, which is the same temperature.</u></em>
no gas pressure in a vacuum - like space
nothing to 'contain' the gas
we have air pressure because of gravity -
air is like waves over the earth - i.e. high and low pressure
high means a lot of air
low means a little and a hurricane or stormy weather is imminent
all the best
